I purchased this amplifier at a musical instrument store over 20 years ago and haven't used it for a while. There is no scratchiness, and it functions normally. Rated output is 76W, 100v. Width: Approximately 53cm Depth: Approximately 27.5cm Height: Approximately 44.5cm Please refrain from purchasing if you are a nervous person, as this is a used item stored at home. Please feel free to ask if you have any questions. Acoustic amplifier with 2 channels and an 8-inch speaker. - Brand: TRACE ACOUSTIC - Model: TA70CR - Input Terminals: 2 channels - Controls: Gain, EQ, Reverb, Master Volume - Speakers: 2 x 8-inch speakers - Connectors: AC power, Line Out, Headphone Output Concert Live Thank you for viewing.