Wireless system for electric guitar that includes GLXD6 guitar pedal receiver, GLXD1 body-pack transmitter, guitar cable, rechargeable battery, power supply, wall battery charger, and user guide. Guitar pedal receiver provides easy mounting on/powering from pedal boards and its built-in chromatic instrument tuner has both strobe and needle tuning views. Its foot switch enables shifting between wireless display and tuner mode with the option to mute or pass the audio signal while tuning. Receiver features a rugged metal chassis design and provides transmitter battery life monitoring via highly visible LED segment display. It also offers an adjustable reference pitch (432–447 Hz) and standard 1/4" output connector. Typically, it operates within range of 30 m indoors (max. 60 m) and 20 m outdoors (max. 50 m). Body-pack transmitter features an ergonomic design and reversible belt clip to fit comfortably and snugly in various positions. It automatically links with wireless receiver for seamless frequency changing and provides an easily accessible on/off switch. Transmitter also offers up to 16 hours of continuous use with lithium-ion rechargeable batteries and provides locking TQG connection for use with Shure lavalier, headset, earset, and instrument microphones and guitar cables. Included premium 1/4"-to-TA4F guitar cable with locking thread connects the body-pack transmitter to a guitar or bass.