Used a few times. Item only, sound output confirmed. If you need an AC adapter, I'll include it for an additional 500 yen. Price negotiations are possible. Multi-functional guitar effects pedal, equipped with amp simulation. - Model Name: Amp Academy - Brand: NUX - Control Knobs: GAIN, MASTER, BOOST, N.R., BASS, MIDDLE, TREBLE, PRESENCE - Connectors: INPUT, OUT, USB, DC 9V, INSERT - DI Function: DI LIFT, IR OUT - Country of Manufacture: MADE IN CHINA - Switches: A/B, SCENE Thank you for looking.