The Line 6 Relay G30 instrument wireless system is simple to use, wont kill your tones like other wireless systems, its lightweight, compact and its rugged polycarbonate shell makes it durable enough to handle any situation. The Relay G30 offers reliable performance whether the receiver is placed on your amp top or mounted to your pedalboard. 6 switchable frequencies, range up to 30 metres depending on the situation, switchable EQ settings for simulating various guitar cables. Batteries, power adaptor, cable and instruction manual included.