M-Audio air 192 4 Guia Del Usuario página 22

Appendix (English)
All specifications are measured at 20 kHz bandwidth. Specifications are subject to change without notice.
Mic Input 1 (balanced XLR)
Frequency Response
Dynamic Range
Signal-to-Noise Ratio
THD+N
Preamp EIN
Max Input Level
Gain Range
Line Input 1 (balanced 1/4" [6.35 mm] TRS)
Frequency Response
Signal-to-Noise Ratio
THD+N
Max Input Level
Gain Range
Inst Input 2 (unbalanced 1/4" [6.35 mm] TS)
Frequency Response
Dynamic Range
Signal-to-Noise Ratio
THD+N
Max Input Level
Input Impedance
Gain Range
Main Outputs, L and R (impedance-balanced 1/4" [6.35 mm] TRS)
Frequency Response
Dynamic Range / Signal-to-Noise Ratio
THD+N
Max Output Level
Headphone Output (1/4" [6.35 mm] TRS)
THD+N
Output Impedance
22
20 Hz – 20 kHz (+0.1 dB)
104 dB (A-weighted)
104 dB (+1.0 dBu, A-weighted)
0.003%
-128 dBu (max gain, 150 Ω source, A-weighted)
+1.5 dBu
55 dB
20 Hz – 20 kHz (+0.05 dB)
101 dB (1 kHz, +4 dBu, A-weighted)
0.003%
16 dBu
55 dB
20 Hz – 20 kHz (+0.05 dB)
100 dB (A-weighted)
102 dB (+ 4 dBu, A-weighted)
0.004%
6 dBu
1 MΩ
24 dB
20 Hz – 20 kHz (+0.06 dB)
102 dB (A-weighted)
0.005%
+7 dBu (1 kHz, -1 dBFS)
0.005%
10 Ω