The Alesis M1Active 320 USB speakers are the first of their kind - a professional USB monitoring system with a built-in audio interface! Just plug the USB 1.1 cable into your computer, and with no special drivers you can start listening to your mixes. Your keyboard, DJ mixer, or any of your audio gear can plug into the M1Active 320 USB's inputs giving you real 16 bit, 44.1/48 kHz audio that you can record into your favorite core-audio DAW! A built-in bass boost switch ensures that you hear those critical low frequencies no matter what room you're working in. Save space, and start recording: take home the professional, portable, and affordable Alesis M1Active 320 USB speakers! Alesis M1Active 320 USB speakers at a Glance: Speakers and interface in one Optional bass boost switch Lightweight, portable design Speakers and interface in one The Alesis M1Active 320 USB speakers make the most of your desktop space - they are an all-in-one professional monitoring and recording.