Line 6 Relay G10 Guitar Wireless SystemA Plug and Play Guitar Wireless System! The Relay G10 instrument wireless system was designed to be as easy to use as a conventional guitar cable. Simply plug the G10TII transmitter into your guitar, bass, or other instrument and it automatically synchronizes with the receiver via the optimal wireless channel. Use the Relay G10 at home, rehearsals, in the studioand it is compatible with all types of guitars and basses. Theres also a balanced XLR out