Preowned Boss AC-3 Acoustic Simulator in excellent condition . Provides a realistic acoustic guitar sound from an electric guitar with 4 different acoustic modelling sounds. Features a level, body, top, mode (standard, jumbo, enhance, piezo) and reverb control with true bypass. In excellent condition, showing minimal signs of use. Has Velcro stuck to the bottom from being on a pedal board. Powered either by a 9V battery or 9V power supply (not included).