ULTIMATE COMFORT IN EVERY GRIP Modern contoured shape, sweat-resistant and skin-friendly finish are for maximum comfort and support. The thoughtful ring and little finger rest provide extra comfort. The sturdy scroll wheel with rubber makes sure that your hand will not slip when scrolling.. PLUG PLAY SUPER EASY TO USEReally plug play design, no drivers need to be installed. 2.4GHz wireless transmission technology provides a powerful and reliable connection up to 43.0ft. Portable design make it easy to store in bag. It's the best mouse for a gifts.. STRONG DURABILITY LONG WORKING DISTANCEPassed 6,000,000 times keystroke test to guarantee extra durability. 2.4GHz wireless technology and professional chip ensure longer working distance.. EXTREMELY LOW POWER CONSUMPTION It takes 2 AAA BatteriesNOT Included to operate this wireless mouse, and it will turn to sleep mode in 7mins of inactivity for energy saving, can be easily activated by clicking any buttons.. WIDE COMPATIBILITYWell compatible with Windows 7810XP, Vista 78, Mac and Linux etc. The cordless computer mouse for Laptop, Desktop, PC, Macbook, and other devices. This wireless mouse enjoys 45 days money-back and a 365-day worry-free warranty.Your satisfaction is our top priority. Notice, the side buttons are not available for Mac OS, but the other function can be used normally..

Specially designed for Fujitsu ScanSnap iX100 Wireless Mobile Scanner for Mac and PC. Case is made from a high quality synthetic material which is tough, durable. Protect your favorite device from bumps dents and scratches. MaterialEVA Color Black. Case Only device and accessories are sold separately.

Enjoy the convenience of wireless printing with the Zebra QLn420 Barcode Label Mobile Printer that features both Bluetooth and WiFi 802.11abgn connectivity.iOS Compatible. With its rugged design, the printer can withstand harsh environments, making it ideal for use in warehouses, distribution centers, and other industrial settings.. The Zebra QLn420 can print labels up to 4 inches in size, perfect for printing barcodes, shipping labels, and inventory labels.. Direct thermal printing technology ensures crisp and clear labels every time, without the need for ink or toner.. The printer comes with a convenient belt clip, allowing you to carry it with you wherever you go, making it perfect for on-the-go printing needs.. The Zebra QLn420 comes with a charger, so you can easily charge the printer when not in use.. The printer's long battery life allows you to print for extended periods without worrying about recharging.. The intuitive user interface makes it easy to operate, even for those without prior experience using mobile printers.. The Zebra QLn420 is a versatile mobile printer that is perfect for businesses of all sizes looking for a reliable and efficient printing solution.. Great for Bluetooth, Wi-Fi, Windows, Telnet, Android. This version is not compatible with iOS..

2.4GHz Stable Wireless Connection - A tiny wireless receiver stored in back of the mouse provides stronger anti-interference ability, faster transmission speed and more reliable connection up to 15m 49 feet, without any hassle of additional wire and driver. Just plug and play.. Portable and Noiseless - Stow the USB receiver inside the wireless mouse when not in use. Take it to anywhere like home, office, coffee shop, etc. Responsive buttons provide soft click with less noise.. Enduring Quality Power Saving - High DPI Movement resolution allows the mouse to track on nearly any surface. Rated to 5 million comfortable clicks. Turn into sleep mode in 8 minutes of inactivity for energy saving, easily activated by clicking any button. 1 AA Battery NOT Included is needed for this mouse.. Ergonomic Shape Impressive Color - Slim ergonomic design and smooth sleek surface for an incredible user experience. Unique gradient pink to purple show your difference and romance.. Wide Compatibility - Work with Windows XP, Windows Vista, Windows 7, Mac OS X 10.4 etc. NOTE This product is connected by USB receiver, and is NOT compatible with macbook pro or other laptops which dont come with USB ports..

Easy RECOGNIZED T2950 ink maintenance box with an latest indicator chip compatible for WF-100 WF-110 EC-C110 inkjet printer. WORK PERFECTLY Keep your WorkForce WF-100 WF-110 EC-C110 printer printing at top condition.. High Quality 2 packs of T2950 ink Maintenance Kit. Keep your WorkForce WF-100 WF-110 EC-C110 printer have a fluent, stable and superb printing performance.. EASY INSTALLATION Use this T2950 ink maintenance cartridge when your WF-100 WF-110 EC-C110 printer alerts you. Tested before packagingOur WF-100 Maintenance Box T2950 is manufactured in ISO9001, ISO14001, SGS and CE Certified Facility, keep your printer has a fluent, stable and superb printing performance.

Main functions of this HP all-in-one portable printer scan, copy, easy portable printing wherever you need it, wireless Print from your laptop or mobile devices, 2. 65 Color touchscreen, auto document feeder, and more. Mobile printing print from anywhere using your smartphone or tablet with the free HP ePrint app, easily connect to your printer with Bluetooth smart technology and Wi-Fi Direct. Easy portable printing wherever you need it. This durable, compact printer fits in your car, backpack, and more, for convenient printing anywhere. Start printing right out of the box with quick and easy setup. Reduce charging interruptions with a long-lasting battery. Charge from home, in your car or office, and more. Plug in your AC power source to charge within 90 minutes while the printer is off. Use Original HP 62 ink HP 62XL cartridges for great results Print after print. Original HP ink prints up to 2x the pages as refilled cartridges. Use the 2. 65-Inch color touchscreen to print, scan and copy quickly and easily. Quickly print, copy, and scan multipage documents hands-free with the 10-page automatic document feeder. Paper sizes supported Letter, legal, statement, executive, envelopes no. 10, Monarch, 6 34 in, cards 3x5 in, 4x6 in, 5x8 in, photo 8x10 in, 5x7 in, 4x6 in, 3. 5x5 in. One-year limited hardware backed by HP customer care, service and support one-year TECHNICAL Phone Support.

Listen music wireless Connect with computer speakers, home stereo systems or other speaker systems via the 3.5 mm or RCA cable, then pair with the Bluetooth audio devices such as smartphones or tablet for streaming music.. Easy setup and automatic reconnect There is a big bluetooth symbol button in bluetooth receiver middle. Pair your bluetooth device to this adapter with a single button press. Click once means StartPause. Hold the botton 3 second mean ONOFF. It can reconnect automatically with the previously paired device.. Wireless range Indoorswithout obstacles connect rang up 30-40 ft 10-12 m.. Works with most device Bluetooth enabled device including smartphones, tablets, computers, laptops upon and any powered PC speakers, home stereo systems and AV receivers.. NOTE This adapter doesn't have built-in battery, power by AC to DC power adapter or USB cable. This product is a bluetooth receiver ONLY, not a bluetooth transmitter. Only to give Bluetooth capabilities to an existing stereo powered speaker PA..

One touch scanning with ScanSnap Cloud - automatically separate and send documents, receipts, business cards or photos to predetermined cloud services. Wi-Fi and USB connectivity - Scan wirelessly to PC, Mac, iOS or Android mobile devices. Built-in GI microprocessor performs intelligent image enhancement including auto color detection, crop deskew, and blank page removal. Fast battery-powered speed - scan a full color A4 document at 300 dpi in just 5.2 seconds. Portable scanning anywhere with rechargeable battery - scan up to 260 documents on a full charge.

Wireless display SmartSee Wireless display adapter can mirror the screen of phone, tablet, laptop, pc to your TVprojectormonitor wirelessly. Share photos, moviesunencrypted only, files to a big screen easily. What shows on your phone, tablet, laptop, pc can show up on another big display. Cast a small screen to a large one. Make your TV a smart TV.. Easy to use No App or drivers required. 3 steps to enjoy media on large screen Plug-Connect-Mirroring Plug the dongle into the HD port of your TV, projector, or monitorPower it using the included USB WiFi antennaSelect your TV to the correct HD channel. The Anycast UI will show up, recognize your IP address and match your local language automatically. Connect your device with the Anycast dongle. Connection steps differ by systems, follow the User Manual based on your device type.. CompatibilityMulti-Platform Support and Limitation Support Macbook series, iOS 9.0, Android 5.0, Windows 10 devices through Airplay, Miracast, DLNA protocol. Notes 1. NOT supports for Google Pixel, not for Motorola. 2. Android and Windows devices must support Miracast for screen mirroring to work. 3. Not compatible with the encrypted apps, such as Netflix Amazon Video HBO go Hulu Plus sky goDIRECTV etc.. Wide Usage Scenarios Professional Everyday Use Business Office-Mirroring screen to projector, share PPT, mail, documents and other content wirelessly. Education Training-Mirroring screen to big screen, share teaching content, classroom teaching, live demos, and workshops wirelessly. Home Entertainment- Watch with your family at home. Mirroring screen to TV, share photos, moviesunencrypted only wirelessly. Travel Mobile Work- Carry it while travelling, share your phone to TV anytime. Retail Exhibitions-Product demos, promotional files, and catalogs. etc.. Usage Notes Practical Tips Anycast dongle is built-in 2 Modes-AirPlay Mode For all iOS devices Miracast Mode For Android and Windows devices. A built-in mode switch button allows switching between AirPlay Mode iOS and Miracast Mode Android Windows to match your device system. Press and hold the button for 3-5 seconds to restart the dongleresolves most connection issues. Note Always ensure the display is set to the correct HD input. Detailed connection please check the detailed description below or the User Manual according to your device system.. Regular OTA Update This adapter supports automatic OTA Over-The-Air firmware updates directly from the cloud. Once connected to WiFi, the dongle upgrades itself to ensure ongoing compatibility with the latest iOS, Android, and Windows versions..

COMFORTABLE HAND FEELING - The animal hamster wireless mouse has passed multiple color modulation and hand feel test, reducing the stress caused by prolonged use of the mouse,helping maximize your feeling of use. NOVELTY CUTE MOUSE - Creative hamster shape wireless computer mouse, add fun to the typing process Both right and left button are designed on ears and the roller wheel is on the top of the head,no need to change your operation habbit. PLUG AND PLAY - Tiny wireless receiver conveniently slots into your computer's USB port, taking up minimal space. Powered by one AA battery not included . STABLE CONNECTION - The 2.4 GHz wireless pink mouse provides a powerful, reliable connection, break the limitation of messy cable, effective up to 10 meters of range. PERFECT GIFTThis cute wireless mouse is a perfect christmas gift for kids girls boys men women mom dad daughter wife boyfriend grandparents grandma grandpa teenage boy girl sister teacher brother coworker neighbor husband nurse father mother. WIDE COMPATIBILITY - Well compatible with Windows7810XP, Vista78 and Linux etc. Fits for desktop, laptop, PC, Macbook and other devices Perfect for work and entertainment in home or office Backed by 1-Year Limited Warranty. Wireless Mouse Cute Hamster Shape Optical Mouse Pink Mouse,1200 DPI Noise Reduction Ultra Portable Travel Mouse,2.4 GHz with USB Receiver for PC Mac Laptop Computer Kids Girl School Gift.Perfect Mothers Day Gift for Mother. Perfect Fathers Day Gift for Father.

Perfect Fit Perfectly adapted to Epson Workforce WF100 printer.. Hard Portable Photo Printer Wireless Mobile Printers Case external dimension 17.98.23.3 inches.. Superior Protection Equipped with EVA hard shell exterior with soft Lycra Lining protects your Epson portable printer from unexpected squashing, knocks, and bumps.. Large Storage Case The built-in mesh pocket can hold all Epson Workforce mobile portable printer for iphone , the Epson Workforce WF100 printer for iphone printer and accessories. the protective carrying case features a durable and reinforced handle for easy carrying, you can take it on the go effortlessly. Ideal for storage and carry.. After-sale Service Only the empty case is sold, the Epson Workforce WF100 printer and accessories are not included. If you are not satisfied with the products you received, please let us know. We will solve the problem for you as soon as possible..

Wireless mouse with 2.4 GHz nano receiver.. Unique touch scrolling along with compact 32 mm ball lets you glide effortlessly through web pages and documents.. Ambidextrous design for right-handed or left-handed users.. TrackballWorks software provides a customized productivity experience.. Plug-and-play installation with no drivers needed..

Adada Hard Travel Case for Canon PIXMA TR150 iP110 Wireless Mobile Printer with Battery Attached. The lining has a Soft protective lining inside. This lining effectively protects your Changer from getting scratches and keeps them clean and clear. Hand Strap For keeping your devices safe and handy.. Material Nylon Color Black Internal Size 14.18.74.9 inch.. Case Only device and accessories are sold separately..

Renpho smart app works in connection with fitness apps. Easy setup app works with Fitbit App, Google Fit. Renpho already has millions of happy global users.. 13 essential body measurements. Body weight shows on the scale, other body composition data including weight, BMI, body fat percentage stores in the app.. User-friendly app. Download Renpho app at App Store or Google Play, it also offers Apple Watch App Except for Apple Watch Series 1. Renpho App works with Bluetooth 4.0 And above.. High-Quality Innovation. Auto calibration, high precision sensors measure in increments of 0.2 lb, 0.05 kg with 396lbs, 180kg capacity. 4 high sensitive electrodes. DO NOT let the sides of the scale, especially the four corners of the surface temmpered glass hit any object, and it is recommended to wrap the four corners of the glass with soft objects.. Monitor your progress. Renpho connects with the apps to help motivate toward your goals, save historical data, and track your daily, weekly, and monthly progress..

stereo sound quality TOZO T10 Earbuds' 8mm large size speaker driver the drive area is 1.77 times than the normal drive area delivers powerful bass lowest 16Hz, mellow midrange, and clear trebleup to 20kHz. Reproducing your music vividly.. BLUETOOTH 5.0 Features with the advanced Bluetooth 5.0 technology, TOZO T10 Earbuds support HSP HFP A2DP AVRCP, which provides instant pairing and stable transmission without interruptions.. One step pairing Simply take 2 headsets out from the charging case, and they will connect each other automatically and then only one step easily enter mobile phone Bluetooth setting to pair the earbuds.. IPX8 waterproof Earbuds and charging case inner Nano-coating makes it possible to waterproof for 1 meters deep for 30 minutes. Waterproof and sweatproof lastest technology can effectively prevent from the damage of the splash by sweat and raindrops.. Charge on the go Playtime lasts for over 6 hours from single charge and total 30 hours with charging case. Enjoy?fast?charging, to?fully?charge?the?rechargerable?case?only?1.5 hours via?fast charge USB-C cable?or?less?than?2?hours?via?wireless?charger. Providing convenient charging way with no strings attached..

Act as a laptop mouse and presentation remote clicker - Work with Windows and MacOS systems via USB connection, iMouse P10 slips easily into your bagready wherever for a productive computing session on the go. Let you use it as a laptop wireless mouse or glide through sales forecasts, email correspondence, and new business proposals.. Customizable mouse buttons and hand gestures - with the new software MotionTools 3 Only for Windows, you can customize iMouse P10's buttons and hand gestures, plus an extensive library of presentation tools and screen effects, including slide queuing, highlighting, annotation, and zoom, media player controls, Internet navigation and more. Left and right-handed friendly - with a contoured ambidextrous design that fits comfortably in your hand.. Plug-and-play USB wireless connection ready for instant use. Powered by 2.4 GHz Wireless Technology, 2 x AAA battery, up to 100 feet wireless range. WORLD-CLASS SUPPORT - Have questions We have answers. Our relationship doesnt end after we deliver your Adesso products. If you have questions or concerns, reach out via phone, email or chat online with our support team, fully staffed in the U.S..

ULTRA COMPACT At a size barely bigger than a box of spaghetti you can fit this device virtually anywhere a bag, a purse, a pocket. The Brother DSD Desk Saving Design feature reduces the amount of space needed to use the device.. FAST SPEED AND DUPLEX SCANNING Scan single and double-sided, documents in a single pass at up to 16ppm. 1 Color scanning doesnt slow you down at all as it has the same scan speed as black and white scanning.. REAL MOBILITY With an embedded lithium ion battery and the ability to insert a micro SD card2 you can use this as a standalone device virtually anywhere. Scan to mobile devices with Brothers free iPrintScan mobile app.. DRIVERLESS SCANNING Mass storage support lets you utilize a Micro SD card2 to scan documents and retrieve on a PC without a driver installed. Supports Windows, Mac and Linux environments and TWAINWIA for PCICA for MacSANE drivers. 3. OPTIMIZE IMAGES AND TEXT Automatic color detectionadjustment, image rotation PC only, bleed through preventionbackground removal, text enhancement, color drop to enhance scans. Software suite includes document management and OCR software. 4. Connectivity Technology Wi-Fi. Scanner Type Business Card.

Wireless PrintCopyScan 2. Up to 2 years of ink included - Disclaimer Claim of up to two 2 years of ink based on average monthly document print volumes of 200 pages continuous printing using default printing mode.. Print up to 6,000 black white 7,700 color pages using a single set of inks 1. Save up to 1,000 on ink 1. 2-line LCD display. Auto 2-Sided printing. See below for disclaimers.

CONNECT SEAMLESSLY The dual-mode connectivity incorporates a 2.4GHz wireless and a Bluetooth 5.0 connection so you can pair and connect to almost any PC via your preferred mode. Widely compatible, this mouse works with a variety of operating systems, including Windows, Mac, Chrome, Linux and Android.. BUILT TO LAST Work for up to 36 months on a single battery without having to be concerned with battery replacements. Dell Advanced Exchange Service ships you a replacement unit the next business day should your mouse be faulty within the three-year warranty.. CUSTOMIZE AND MANAGE Intuitively positioned shortcut buttons on the mouse allow easy navigation across web pages and applications. The Dell Peripheral Manager software lets you customize and manage your keyboards and mice efficiently..

Epson printing system is designed to be used exclusively with Epson Genuine Cartridges. Use of non-genuine ink could cause damage not covered under the printers ltd. wnty.. Flexible battery charging Choose from a variety of charging options, including via USB and AC adapter, or print on AC power.. Built-in battery a rechargeable lithium-ion battery offers dependable performance in a small package.. External accessory battery available for even greater Print volume.. Wireless connectivity, plus Wi-Fi Direct 1 Wi-Fi 5 easily print from iPad, iPhone, tablets, smartphones and laptops 2..

Geyes Folding keyboardGeyes tri-folding bluetooth keyboard, add more functionality to satisfy everyone's need. Longer battery life, wide compatibility,double bluetooth channels, triple folds and mini packed size, they all specifically designed for easy and portable daily use.. Smart and Easy Operation Automatic onoff and sleep mode function helps to conserve battery. Aluminum Alloy Shell with Stand Unlike other similar design plastic keyboard, this wireless BT keyboard housing is made of Aluminum Alloy makes it smooth and luxury. Built-in Kickstand holders to hold and prop up your device, you can use your tablets and smart phones at an ideal viewing angle. Natural and Small Maintaining over 85 the typing space of a desktop keyboard, the phonetablet keyboard offers you same fast, natural typing experience. When folding this bluetooth keyboard, , easily stows in a backpack, pocket, it's portable and lightweight.. A Perfect Gift Choice Best gift choices for friends Folding wireless BT keyboard, perfect for travel. What you Get Foldable BT Keyboard, USB Charging Cable, User Manual, 12-Month Manufacturer's Warranty and Friendly Customer Service..

Main functions of this HP color portable printer easy portable printing wherever you need it, wireless print from your laptop or mobile devices, 2 display and more. Mobile printing print from anywhere using your smartphone or tablet with the free HP ePrint app, print even without a network using Wireless Direct printing. Standard input capacity envelopes- Up to 5.Standard input capacity legal- Up to 50 . Standard input capacity cards - Up to 20. Maximum input capacity sheets - Up to 50. Maximum input capacity transparencies - Up to 5. Maximum input capacity cards - Up to 20. Maximum input capacity photo paper - Up to 20. Maximum input capacity 4x6 photo - Up to 20. Maximum input capacity labels - Up to 5. Easy portable printing wherever you need it. This durable, compact printer fits in your car, backpack, and more, for convenient printing anywhere. Start printing in minutes - HP Auto Wireless Connect makes setup easy. Reduce charging interruptions with a long-lasting battery. Charge from home, in your car or office, and more. Plug in your AC power source to charge within 90 minutes while the printer is off. Use Original HP 62 ink HP 62XL cartridges for great results print after print. Original HP ink prints up to 2x the pages as refilled cartridges. Never run out of ink. Connect your printer to Alexa and receive notifications when you're running low. Alexa can even place a smart reorder from Amazon on your behalf. Use Alexa to print things like shopping lists and crosswords all with your voice..

PRINT PHOTOS ON DEMAND HP Sprocket 2nd Edition Printer Prints 2x 3 Photographs from Your Smartphone or Social Media. For iOS 10-Plus Android 5-Plus, Bluetooth 5.2. ZINK ZERO INK TECHNOLOGY No Expensive Toner or Ribbon Replacements. Glossy Sticky-Back Photo Paper Has Colors Embedded Inside for Amazing Resistance to Water, Smudges Tears. UNIQUE FILTERS, FRAMES FLAIR Customize Your Snaps with Cool Editing Tools on the Free HP App. Apply Stickers, Borders Emojis, Share Albums.. CONNECT TO MULTIPLE DEVICES Set Up Sprocket at Parties So Friends Can Print Instantly Shareable PhotosAt the Same Time. Personalized LED Light Lets You Know Whos Printing. SLIM, PORTABLE DESIGN Wireless Pocket-Sized Rechargeable Printer is Compact Enough to Carry in Your Backpack, Purse, or Pocket. Micro USB Charging Cable with 35 PrintsCharge.

Modern Design The slim wireless keyboard profile and modern minimalist design transform and elevate your desk setup into a visual statement. Pair Devices Easy Switch lets you pair and quickly alternate between multiple electronic devices, so you can type on your computer and your smartphone or tablet seamlessly. Numeric Keypad Enjoy a fluid, laptop-like comfortable typing experience thats whisper-quiet number pad and 12 FN keys are available for easy access and media shortcuts. Extended Autonomy Benefit from long battery life 1 with auto-sleep feature plus a strong, secure wireless range up to 10m 2 via Bluetooth or the included 2.4GHz USB receiver. For Multi-OS Use across multiple devices and platforms - Windows on laptops and PC via the USB A receiver or BT tablets, phones, macOS, iOS, iPadOS, Android, Chrome and Linux via Bluetooth. Personalized Productivity Customize this compact keyboard to fit your needs set up and assign shortcuts to the customizable FN keyboard keys with Logi Options Software 3.

WiFi speed You can get WiFi speed up to 300M. It is powered by the USB interface.. Plug Play Compatible with IEEE 802.11 B G N standard. Supports WEP, WPA WPS2, WPA-PSK WPA2-PSK encryption. Support network protocol WEP WPA WPA2, WPA-PSK WPA2 -PSK.. RJ45 Port Convert the signal to Ethernet with an RJ45 port.. Network Adapter You have two configurations, wired and wireless, to choose from.. Compatibility With it, you can improve the network signal, improve the speed, and connect with more mobile devices, such as smart TV, laptop, mobile phone, tablet, giving you an excellent online browsing experience .if you have any questions about our products and would like to us. 24-hour professional customer service, customer service to answer all your questions..

15 LCD keys Tap to switch scenes, launch media, adjust audio and more. Fully customizable Personalize keys with custom icons or choose from hundreds. Direct integration Control game capture, OBS, XSplit, TipeeeStream, Twitch, YouTube, Mixer, and more. Easy setup Simply drag and drop actions onto keys in the app. Unlimited control Nest folders within folders to store as many actions as you want.

Our most powerful streaming media stick.. Enjoy brilliant picture with access to 4K Ultra HD, Dolby Vision, HDR, and HDR10.. Alexa Voice Remote lets you use your voice to search and launch shows across apps. Plus, control power and volume on your TV and soundbar with a single remote.. Home theater audio with Dolby Atmos - Feel scenes come to life with immersive Dolby Atmos audio on select titles with compatible home audio systems.. Tens of thousands of channels, Alexa skills, and apps - Including Netflix, YouTube, Prime Video, Disney, Apple TV, and HBO Max. Subscription fees may apply.. 500,000 movies and TV episodes - With thousands included in your Prime membership.. Live TV - Watch your favorite live TV, news, and sports with subscriptions to SLING TV, YouTube TV, and others.. Free TV - Access over 20,000 free movies and TV shows from apps like IMDb TV, Tubi, Pluto TV, and more.. Simple and intuitive - Quickly access your favorite apps, live TV, and things you use most, all from the main menu.. Alexa on Fire TV provides a comprehensive voice experiencecheck weather, view live camera feeds, and more..

Used Book in Good Condition.

Simultaneous dual band. Wireless-N Technology. 4 Fast Ethernet ports.

This Certified Refurbished product is tested certified to work like-new. The product is backed by a 90 day warranty. Contoured shape with soft rubber grips provide all-day comfort. Backforward buttons and side-to-side scrolling plus zoom let you do more, faster Requires Logitech SetPoint software. 2-year battery life practically eliminates the need to replace batteries Battery life may vary based on user and computing conditions. Comes with a tiny Logitech Unifying receiver that stays in your computer - plug it in, forget it.