Features： With strong anti-inference ability, the sound reproduced is original without any distortion and clear, reducing background noise.  30-50m large transmission distance, giving you more movement freedom, enjoy playing everywhere.  6.35mm plug, plug and play, just connect the transmitter to the guitar and the receiver to the sound output device, and then long press the start button, they will be paired immediately.  With the electricity indicator light, you can easily know the current power information and charge in time, and the battery is of large capacity, no worry of low eccentricity any more.  Both transmitter and receiver are rotatable, more convenient for you to use.  This set can support 99 sets to use at the same time, perfectly satisfying your needs.  Comes with dual-ended USB cable for charging, can charge both transmitter and receiver at the same time, convenient and time-saving.   Specifications： Model: WS-70;  Color: Black;  Material: Plastic;  Channel Quantity: 100 channel;  Distortion: ＜0.05%;  Signal-to-Noise Ratio: ＞85dB;  Latency: ＜2ms;  System Frequency Response: 20~20KHz;  Reception Sensitivity: ＜110dbmat20dbsinad;  Transmission Distance: 30~50m;  Full Working Times: 5~6 hours (Circumstantial);  Product Size: 8 * 3 * 1.8cm/ 3.14 * 1.1 * 0.7inch;  Product Weight: 88g/ 3.1oz;  Package Size: 12.3 * 9.3 * 3.6cm/ 4.8 * 3.6 * 1.4inch;  Package Weight: 159g/ 5.6oz;   Package List： 1 * Transmitter;  1 * Receiver;  1 * Dual-ended USB Cable;  1 * User Manual