Behringer U-Control UCA222 USB Audio Interface

Ultra-Low Latency 2 In/2 Out USB Audio Interface with Digital Output and Massive Software Bundle.
Revolutionary energyXT2 Compact music production software included with feature-rich audio/MIDI sequencer that loads almost instantaneously on all computer platforms
Works with your PC or Mac computer—no setup or drivers required, High-resolution 48 kHz converters for high-end audio quality
Stereo Headphone output with dedicated Level control lets you monitor both input and output, Additional S/PDIF optical output for direct digital conversion and Powered via USB—no external power supply needed