1. Wireless Guitar transmitter receiver set designed for electronic music instruments like guitar, , etc. 2. 2.4G uncompressed wireless signal transmission, low noise and latency, wireless guitar system effective range is about 30 meters. 3. Wireless Guitar Supports 4 sets of devices working at same time, and no-interference; 4. Guitar Wireless transmitter receiver Built-in rechargeable lithium battery, long working hours, and comes with USB cable for convenient recharging. 5. Wireless Guitar System 1/4inch plug, available for instruments with input jack in different positions. Specifications:B: MB-11 one to two: Transmitter*2pcs+Receiver*1pc Color:Black Material:ABS Package Contents: 1 set * Wireless Guitar System 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.