The Lexicon Alpha Desktop Recording Studio continues the tradition of excellence established by its popular siblings, the Lambda and Omega desktop recording studios. Alpha Studio is a bus-powered 2x2x2 USB I/O Mixer packaged as a complete recording solution with Cubase LE and the Lexicon Pantheon VST Reverb plug-in. The Alpha Studio features one XLR microphone input, two TRS line inputs, and two TRS & RCA line outs. Alpha"s front panel features an ultra high-z 1/4-inch instrument input for direct to computer recording and a 1/8-inch high powered headphone output for use with professional or consumer headphones. Record anywhere you can carry your laptop! Studio quality hardware and powerful software that turns your PC or Mac into a 24-bit recording studio. FOUR INPUTS: RECORD UP TO TWO TRACKS AT ONCE! Stereo line inputs for keyboards, drum machines or analog output of a CD/MP3 player. RF-filtered TRS active-balanced inputs accept either balanced or unbalanced signals. Low-noise mic preamp with balanced XLR inputs. High-impedance front panel input for electric guitar or bass. PROFESSIONAL MIXER FEATURES Separate mic and line level input controls with individual peak indicators. Monitor mix control for balancing an audio source between live input and playback mix level while recording. Can be switched to stereo or mono. High-powered headphone amp offers ultra-clear fidelity while delivering ample power for any type of headphones. RF-filtered and TRS balanced Line outputs for speaker monitoring. USB POWERED Connect to your computer with the included USB cable and record with the included Cubase LE software. No need for a power supply... so you can record anywhere you can take your laptop.