Alctron MX4 USB

Specifications:

* Inputs: Line (CH 1, 2): 10 KΩ input impedance
5.5 mV ~ 4.9 V RMS sensitivity for max output
Mic (CH 1, 2): 600 Ω input impedance balanced
700 mV RMS sensitivity for max output
Line (CH 3, 4): 700 mV RMS sensitivity for max output
HPF (CH 1, 2): 200 Hz (-1 dB), 80 Hz (-3 dB), 20 Hz (-24 dB)
* Outputs: Line: 7 V RMS max
* Headphone: 0.5 W into 47 Ω
* Signal-to-Noise Ratio: Line: > 92 dB
* (max output; JIS A-weighted) Mic: > 62 dB
* Distortion: < 0.02%
* Frequency Response: Line: 20 Hz 20 kHz (± 0.5 dB),
Mic: 20 Hz 15
* kHz (± 0.5 dB)
* Channel Equalizer Bass: ± 14 dB @ 80 Hz,
Treble: ± 14 dB @ 12 kHz
* Channel Fader Kill: > 90 dB @ 1 kHz
* Crosstalk: > 85 dB @ 1 kHz
* Interface: USB1.1 or higher (stereo in and stereo out)
* Power Adapter: 10 V AC, 500 mA