Premium 24-bit/192kHz A/D and D/A converters (A/D: 113dB SNR, D/A: 112dB SNR) deliver unmatched USB audio fidelity - gold-plated connectors for pristine audio quality * Ultra-low noise Mic/Hi-Z/Line preamplifiers with ground lift switches enable you to plug microphones, keyboards and guitars straight into your computer with professional results (XLR, 1/4" TRS, and 1/8" 5V condenser mic input) * Hardware zero-latency direct monitoring (mono/stereo) allows you to record and overdub with no annoying delay * Plug-and-play operation with hands-on control of all major functions like direct monitoring level, headphone level, preamplifier gain and more * Compatibility with most popular audio/sequencer applications - (Windows XP/x64: ASIO2 and WDM; Macintosh OS X: Apple CoreAudio)