FOCUSRITE PLATINUM OCTOPRE Inputs, Electronically balanced 20kW Nominal level +4dBu / -10dBV Input Connectors, 1/4 in. jack (channels one and two only) 25 pin D-type 8 channel line level analogue connector 8 XLR inputs for Mic Front Panel Controls, Phantom Power: On/Off: +48V Gain (mic): 0dB to 60dB Gain (line): -10dB to +10 dB Gain (instrument): 0dB to 60dB (Impedance > 1MOhm) Phase Reverse: On/Off (Channel 1 & 2 only) High Pass filter: On/Off: -12dB / octave. -6dB at 75Hz Dynamics: Limiter threshold is fixed at 20dBu. Compressor threshold and ratio is variable Frequency select: Switchable (44.1, 48, 88.2, 96kHz) Dither: 24-, 20- or 16-bit Metering, Signal Present: -20dBFS (green LED) Overload: +22dBu (red LED) Compressor mode: Yellow LED intensity increases with compression Hard Limit mode: Red LED on when limiting (threshold = +20dBu) Analogue Output, 25-pin D-type 8 channel analogue connector Performance specifications, THD: 0.001% @ 20dBu input, mic and line at 0dB gain Noise: -96dB at unity gain through the unit Mic EIN: -128 dBu @ 6dB of gain with 150Ohm termination impedance Frequency response: -1dB at 10Hz to 200kHz Dimensions, 480mm (w) x 44mm (H) x 265mm (D) Weight, 3.2kg