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 oneOptional bass boost switchLightweight, portable designSpeakers and interface in oneThe Alesis M1Active 320 USB speakers make the most of your desktop space - they are an all-in-one professional monitoring and recording solution! With two 1/4 inputs, two RCA inputs, and one 1/8 TRS input, these speakers can send your audio directly into your computer via USB for you to work with!Optional bass boost switchThe built in bass boost switch is great for giving the bottom end of your mixes that extra oomph - especially when you're stuck working in a room that gives you little to no low end.Lightweight, portable designMeant to be portable, take these speakers with you wherever you need to record and listen to your mixes! Perfect for the laptop musician, the Alesis M1Active 230 USB speakers are small enough to fit in your backpack - and, with their plug and play capabilities and minimal cable mess, you can take them to any computer and start working right away.Alesis M1Active 320 USB speakers Features:Plug and play44.1/48 kHz, 16 bit audioUSB 1.1 connectorTwo 1/4 inputsTwo RCA inputs1/8 TRS input1/8 Headphone output1/8 TS cable from speaker to speakerVolume knob/power switchBlue LED power indicatorBass boost option: 4.8dB at 100Hz3 lightweight, magnetically-shielded1 high frequency driver20 watts stereo RMSThe Alesis M1Active320 USB speakers are a compact recording solution!