Features: - 1-channel microphone, line and instrument preamplifier - Microphone/line input combo: XLR / 6.3 mm jack - Hi-Z instrument input on the front: 6.3 mm jack - Line output: XLR / 6.3 mm jack - Vintage style - No integrated circuit in the signal path - Maximum gain: 80 dB - Switchable gain range: 20 - 80 dB - Switchable between MIC/LINE mode (gain reduced by 30 dB), AIR EQ with +3 dB or +6 dB boost at 30 kHz - Two switchable high pass filters of 6 dB/octave at 40 Hz (HP1) or 170 Hz (HP2) - Tantalum capacitors in the signal path - Switchable impedance: 1200 Ohm or 300 Ohm (MIC mode) - PAD output circuit - +48V phantom power - Phase switch - 4-step LED counter and power LED - Format: 9.5" 1U - Weight: 3.5 kg