Lexicon I-O 8x2 USB Audio Interface Specifications:
Microphone Inputs: Female XLR Pin 2 Hot
Input Impedance: 3k? balanced
Phantom Power: +48 Volts
Maximum gain: +58 dB
E.I.N. (at max gain): ?125 dBu @ 58dB gain typical (150? source)
Maximum Input Level: ?128 dBu @ 58dB gain typical A-weighted (150? source)
Frequency Response: +20 dBu at minimum input gain
THD+N: +0/?1.0 dB, 20Hz - 20kHz. <0.01% 20Hz - 20kHz, +4 dBu input level, +4dBu output (mic input to main output). <0.008% 1kHz, +4 dBu input level, +4 dBu output, (mic input to main output)
Line Inputs: 1/4" TRS balanced or unbalanced
Input Impedance: 20k? balanced, 13k? unbalanced
Maximum Input Level: +32 dBu
Frequency Response: +0/?1.0 dB, 20Hz - 20kHz
THD+N: <0.015%, 20Hz - 20kHz, +4 dBu (line input to main output)
Instrument Input: 1/4 inch TS unbalanced
Input Impedance: 1M?
Maximum Input Level: +13 dBu
Frequency Response: +0/?1.0 dB, 20Hz - 20kHz
THD+N: <0.05%, 20Hz - 20kHz, +4 dBu input level, +4 dBu output, (instrument input to main output)
Line Outputs: 1/4 inch TRS balanced or unbalanced
Level: >+18 dBu maximum
Impedance: 32? Balanced, 16? Unbalanced
Headphone Output: 1/4 inch stereo jack 350mW per channel at 50?
MIDI Interface: 5 pin DIN connectors for MIDI in and MIDI out
Sample Rate: 44.1, 48, 88.2, or 96 kHz (determined by computer application)
Dynamic Range: A/D (24 Bit) 102 dB typical, A-weighted, 20Hz - 20kHz (Analog in, S/PDIF out). (44.1 kHz sample rate). D/A (24 Bit) 106 dB typical, A-weighted, 20Hz - 20kHz (S/PDIF in, Analog out). A/D/A (24 Bit) 101 dB typical, A-weighted, 20Hz - 20kHz (Analog to PC to Analog)
Power Requirements: 24W, PS1225DC
Dimensions (W x H x D): 18 x 4 x 3.75 inch
Weight: 3.7 lbs.