Audio Input Analog 8-channel balanced differential Input Level +24dB max AES Output 8-CH x2 unbalanced BNC Audio Conversion Process 24 bits all modes A/D Frequency Response 20-20KHz ± 0.25 dB THD 0.01% at max input Level Control -80dB to +40dB Power 4 watts Size 12.9" x 3" (330mm x 76mm) For use in openGear™ frames