A8 Guitar Wireless Transmission System Electric Guitar Wireless Receiver Transceiver1. For wireless transmitter and receiver kit for electro-acoustic musical instruments, such as guitar, bass, etc.2. Original Audio Transmission: Anti-interface and ultra-short delay, giving you the best music.3. Supports 4 sets of devices working at the same time: one-to-one; And max. The transmission range is up to 50 meters. Size: 110x43x17mm Material: ABS Shell: Black Package Contents: 2 * Wireless Electric Guitar Pickup Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.