Specification:

USB Audio / MIDI Interface

USB 2.0
Sampling Rate: 44.1, 48 kHz (0 channels in, 4 channels out)
Bit Depth: 24 bit
Frequency Response:

20 Hz – 20 kHz (+1.0 dB)
Dynamic Range:

Digital-to-Analog Converter: > 112 dB (A-weighted)
Total: > 105 dB (A-weighted)
Signal-to-Noise Ratio:

> 88 dB, A-weighted
Headroom:

Aux Input: > 17 dB
Mic Input: > 20 dB
Outputs: > 20 dB
THD+N:

< 0.01% (1 kHz at unity)
Channel Separation:

< -80 dB (1 kHz at unity)
Analog Input:

Microphone: -60 dBu (minimum), -40 dBu (unity)
Aux: +17 dBV (maximum), 0 dBV (unity)
Analog Output:

Master (XLR): +24 dBu (maximum), +4 dBu (unity)
Master (RCA): +19 dBu (maximum), 0 dBu (unity)
Booth: +24 dBu (maximum), +4 dBu (unity)
Headphone: > 100 mW at 40 Ω
Microphone Input:

Equivalent Input Noise: < -116 dBu (Rs = 150 Ω, DIN)
Common Mode Rejection Ratio: > 75 dB
Microphone Effects:

Talkover: -20 dB attenuation, 40 ms attack time, 250 ms hold time, 100 ms release time
Echo: 199 ms rate, -6 dB feedback, -∞ to 0 dB range (-9 dB center)
EQ: +15 dB high band (1 kHz cutoff), +15 dB low band (1 kHz cutoff)
Unit Size:

19.9 (W) x 12.3 (D) x 2.7 (H) (Inches)
505 (W) x 312 (D) x 69 (H) (Millimeters)
Unit Weight:

8.95 lbs
4.06 kg
Unit Weight with Carton:

13.22 lbs
6.0 kg
System Requirements
Supported Operating Systems:

Mac OS X: 10.8, 10.9, 10.10
Windows: 7, 8, 8.1
Supported Processors:

i3, i5 or i7 32 & 64 bit: 1.07 GHz+
Core 2 Duo 32 bit: 2.0 GHz+ 64 bit: 2.4 GHz+
Minimum RAM:

32 bit OS: 2 GB
64 bit OS: 4 GB
USB:

1 available USB 2.0 port
Note: Intel Processors are required for use with Serato DJ Software