Mint Condition - Hardly used. The AI-1 is a professional-grade single-channel audio interface that delivers exceptional audio quality for everything from bedroom music recording to livestreaming and podcasting. Featuring a studio-grade preamp, a high-quality Neutrik™ combo jack for connecting microphones or instruments, and a high-power headphone amplifier for crystal-clear audio monitoring and playback, it’s the perfect interface for recording studio-quality audio at home.