This is a mini wireless transceiver system, suitable for 6.35mm and 3.5mm audio interface equipment, and has the advantages of strong anti-interference ability, strong penetration of obstacles, and stable transmission without freezing. Wireless devices can support up to 10 sets of devices to be used at the same time without interfering with each other. Support one sender and multiple receivers. Low power consumption, support a variety of instrument signals. Wireless transmitter & receiver set for electroacoustic musical instruments like guitar, , etc. giving you the best .transmission range is up to 30-50 meters. Endurance more than 5 hours; and comes with USB cable for convenient charging. Plug and play, simple to use; compact size and , easy to carry. Channels: 10 Channels Reception sensitivity:Less than -110Bm 20dBSINAD Signal-to-noise ratio: 85dB Delay: Less than 2ms System frequency response: 20-20KHz Distortion:Less than 0.05% Transmission distance: 30-50m Full power working time: 5-6 hours (varies by environment) Color: Black Material: ABS+Metal Package Contents: 1 x Transmitter 1 x Receiver 1 x USB Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.