Numark DJ I/O | Multi Channel USB 2.0 DJ Audio Interface [2007 Model] 24-bit DAC's Output Level: +2.0dBV +/-0.5dB SNR: &gt; 100dB (A-weighted) THD+N: 0.008% Configue as 2 sets of stereo ouputs or 1 stereo out and 1 heaphone out