Behringer Virtualizer Pro DSP1000P Digital Effects Processor. Turns on. Haven't been tested. Sold as is Product Features "Wave Adaptive Virtual Room" reverb algorithms calculated from precise mathematical room models to give you ultra-natural reverb effects 32 breathtaking Reverb, Chorus, Flanger, Delay (10 s), Pitch Shifter, Vocoder, Rotary Speaker effects and more More than 700 effect variations plus two individual parameters and separate low and high EQ section 2 digital processing engines give you independent or coupled effects on left and right channels True stereo processing performance allows separation of left and right channels in the stereo field for open-sounding enhancement of the sound sources 20-bit A/D and D/A converters with 64/128 times oversampling for ultra-high headroom and resolution Internal 24-bit processing with professional 46 kHz sampling rate Servo-balanced inputs and outputs on gold-plated XLR and TRS jack connectors for high signal integrity 100 user preset memories to store programs for instant recall Accurate 8-segment LED level meters simplify level setting for optimum performance "Future-proof" software-upgradeable architecture Full MIDI capability allows real-time parameter control and program selection Internal power supply design for professional application High-quality components and exceptionally rugged construction ensure long life Q45