With strong anti-inference ability, the sound reproduced is without any distortion clear, reducing background noise 30-50m transmission distance, giving you more movement freedom, enjoy playing everywhere 6 35mm plug, plug play, just connect the transmitter to the guitar the receiver to the sound output device, then long press the start button, they will be paired immediately With the electricity indicator light, you can easily know the current power information charge in time, the battery is of capacity, no worry of low eccentricity any more Both transmitter receiver are rotatable, more convenient to use They can support 99 sets to use at the same time, perfectly satisfying your needs Comes with USB cable for charging, can charge both transmitter receiver at the same time, convenient time-saving Br: Model: WS-70 Channel Quantity: 100 channel Distortion: Less than 0 05% Signal-to-Noise Ratio: 85dB Latency: Less than 2ms System Frequency Response: 20-20KHz Reception Sensitivity: Less than 110dbm 20dbsinad Transmission Distance: 30-50m Full Working Times: 5-6 hours (Circumstantial) Colour:black Material:plastic Package Contents: 1 x Guitar Transmitter 1 x Guitar Receiver Only the above package content, other products are not included Note: Light reflection 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