Relay G10 is the world s easiest guitar wireless system. Just plug in your instrument and it works automatically-no additional setup required. You ll hear your tone in amazing detail thanks to pure 24-bit Relay digital wireless sound quality-the same technology that top pros use on stage. The built-in rechargeable battery provides up to six hours of playing time, and sleep mode extends battery life to as much as 150 hours. When it s time to recharge, simply plug the transmitter into the receiver. Relay G10 features a simple and intuitive design that makes going wireless as easy as using a cable.