Bass knob with Voltmeter for AAK series MONO AMPS ONLY!
Doesn't fit AAK-1600.2, AAK-220.4, AAK-180.4 amplifiers
Digital voltmeter (10v-15.9v)
Digital Temperature indicator (C'\F')
Clipping indicator light
Protection light
Power light
Cable included
Works with Deaf Bonce AAK series amplifiers only.