Compatibility for Computers USB cable connection for Windows and Mac systems, please kindly download computer drivers on our official website or by contacting us directly The Rongta RP421A thermal label Printer for Shipping Labels is compatible with all major shipping and e-commerce platforms, including FedEx, USPS, DHL, Amazon, Etsy, eBay, Shopify, and more.. Compatibilit for IOS Andorod Smartphones Wireless Bluetooth connection for IOS Android smartphone by RT-Elabel. Attention please kindly download or Update Newest RT-Elabel app from Google Play and the App Store. This versatile app enables you to easily create and edit text, symbols, icons, and barcodes. Import PDF files, share from social media or shippingselling platforms, and select our app to print. Easily crop labels to your desired size to meet any specific requirements.. Cost-Effective for Your Business Our advanced thermal printing techbology by no inkless, cost-less, and the label printer prints labels from 1- 4.4 Width, a broader range of applications, including 4x6'' shipping labels, 3x2'' product labels, 3x1'' address labels, 2x2'' circle labels, 2.25x1.25'' product SKU labels, 2x1'' barcode labels, 1x1QR code label. The clear and professional print quality, combined with high-speed and high-volume capabilities, significantly enhances work efficiency.. Seamlessly Compatible with E-commerce Platforms This 4x6shipping label printer is compatible with major popular selling platforms like Amazon, eBay, Etsy, Shopify, Poshmark, PayPal, Whatnot and more. Note Most platforms now produce 4x6'' labels directly. Remember to choose the 4x6'' label format before creating your label.. Box Contents Each package includes 1 Rongta Label Printer, 1 Power Adapter, 1 USB Cable, 1 User Manual, and a U Disk containing the printer driver, installation guide, setup instructions, and user manual. Consult the provided tutorials for swift printing initiation within minutes..