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Audio performance Wireless microphone with UHF ultra-high frequency technology and dual antenna design, strong anti-interference ability, to ensure stable signal transmission when using, and improve the sound effect when recording. Start the transmitter LCF position to open the radio noise reduction function, plus WNCR environmental noise reduction technology, can significantly reduce environmental noise and wind noise.. Real-time audio monitoring The lavalier wireless microphone is designed with a 3.5mm headphone monitoring connector that connects to the receiver's headphone jack, allowing you to monitor the sound quality while recording sound. The display on the transmitter shows the smart connection status, battery status, and channels. The display on the receiver shows the connection status and signal of the 4 receivers, allowing you to connect the working status of the microphone at any time. 3.5mm headset with metal latch to prevent recording pull headset, more solid and stable. Battery use Wireless microphone standby time up to 8 hours, built-in 1000mAn rechargeable lithium battery, when the power is low, external power supply can be used, with a rechargeable battery use. USB charging cable has multiple ports, can charge the receiver and transmitter at the same time, a full charge takes 3 hours, the red light is on when charging, the red light is off when fully charged, convenient for your daily use.. Real-Time Monitoring The Lavalier Wireless Microphone is designed with a 3.5mm headphone monitoring jack, one button mute, you can monitor and check the sound quality in real time.The dual LCD displays can show the smart connection status and control the volume level in real time, so you can always know the working status of the microphone.. Portable use MC9F wireless microphone is configured with 32 signal channels, each microphone is equipped with an independent ID code, which can be intelligently connected to multiple wireless microphones for use. Contains 4 receivers, 1 transmitter, can support 1-4 people to record at the same time use, channel matching flexible. When the microphone use distance or other channel interference, you can press the set button on the transmitter to switch the channel to prevent interference. The lavalier microphone can be used up to 50m range, back clip design, easy to wear.. Microphone compatibility MC9F wireless microphone is compatible with most DSLR cameras with 3.5mm interface, portable video cameras, smart phones, recorders, gimbals, etc. It can be widely used for YouTube live streaming, video recording, interviews, training, live streaming, yoga teaching, video recording, etc.. 100 Satisfaction If you have any questions about our Wireless Lapel Microphone, please do not hesitate to contact us immediately and enjoy our lifetime 100 money back guarantee. Suitable for wireless sound transmission in various news interviews, short video recording, live video broadcasting, teaching and training, etc..