ART Dual RDB, DI Box, Re-amping interface for multiple sources, Stereo / Dual Direct Box, Pad circuitry for mic / instrument inputs, 2x XLR (balanced) / 1/4 "TRS line inputs, Transformer-balanced XLR output (microphone level), Transformer-balanced 6.3 mm jack output (instrument), Frequency response: 20 Hz - 20 kHz, Mute function, Style: Desktop