The VS-106 is a switcher/amplifier for unbalanced stereo audio signals.
Amplifier - 8 Watt RMS per channel into 4 ohm
Mechanical Switching - Unpowered 1x10 line to line switching or amplified 1x6 line to speaker switching
Speaker Gain Adjustment - 19dB, 25dB (factory), 31dB & 37dB
Controls - Speaker volume control knob
Indicator - Power ON LED
Standard 19" Rack Mount Size - 1U. Rack "ears" included