Thank you for viewing. I am selling this item to replace my equipment. 【Condition】 I have confirmed that it powers on. I connected the device and confirmed that the sound changes with each function. Please note that I have not checked the detailed operation with sensitive settings. Please check the condition in the images. Please purchase with the understanding that this is a used item. 【Accessories】 Power adapter 【Shipping】 It will be packed with cushioning material and shipped in a cardboard box. 【Description】 The Yamaha REV100 is a professional reverb effector that provides a wide range of sound effects. - Brand: Yamaha - Model Name: REV100 - Function: Reverb effector - Connection terminals: XLR, TRS - Power supply: AC adapter - Controls: Effect level, Tone, Delay, Reverb - Rack mount: 1U