Integrated stereo amplifier with analog meters, equipped with sound quality adjustment functions. - Model Name: ONKYO A-6000 - Type: Integrated stereo amplifier - Number of channels: 2 channels - Display: Analog meters - Sound quality adjustment: Treble and bass adjustment knobs - Input terminals: Phono and Aux terminals - Speaker connection: Speaker terminals - Power button: Power button Thank you for viewing. This product has been tested and is in working condition. PHONO/MIC not tested. There is not much noticeable scratchiness. I am selling it because I no longer need it. The lamps have been replaced with LEDs. This is a pre-main amplifier from the late 1970s, so thank you for your understanding. Please also understand that this is a used item. The only included item is the main unit. The VU meters work properly. I believe this item has maintained a beautiful condition for being from the late 1970s. It is a beautiful item, so please take this opportunity to purchase it.