ART Pre-amp USB Dual Pre Project Series No Power Adapter no power cord

ART Tube MP USB Project Series Professional USB High Output Tube Mic Preamp

ART USB Dual Pre Project Series 2 Channel Mic Preamp Amp Good Condition

ART Pre-amp USB Dual Pre Project Series No Power Adapter

ART USB Dual Pre Project Series 2-Channel Mic PreAmp Computer Not Tested

ART USB Dual Pre Project Series 2-Channel Mic Preamp Interface Untested

Art MP Project Series Tube Microphone/Instrument Preamp No Power Cord

ART Tube MP Project Series Microphone Preamp Phantom Power Limiter Instrument