It is a preamplifier with a reverb function and a mixing amplifier. You can mix with other sources using a wired microphone, or mix two microphones at the same time using an FM wireless microphone. There are small scratches and dullness on the whole appearance (Ryo Mizusaki)
Maintenance information: 2022.9.1 Operation confirmed (line, phono sound output OK)
Accessories: none
Main specifications: W270 × H70 × D248 mm Weight 2.7 kg