The Zoom G1 pedal features 24-bit/96kHz digital multi-effects and a incre 40kHz frequency response. The G1 also includes a built-in drum machine, harmonized pitch shifter and 46 different effect types. The G1 also brings the speed of Zoom's powerful ZFX-3 processor for low latency when changing effects. The pedals operate on 4 AA batteries or the included AC power adapter. This pedal is in excellent used condition.