Alesis M1 Active 320 usb speakers .

Only 6 months old in excellent condition, selling DJ set up so no longer need them. These speakers are excellent monitors for a bedroom/home set-up and the built-in USB support means you can connect your mixers output to the speakers, then record your set to your PC/Mac via the supplied USB cable. The Alesis M1Active 320 USB-audio speaker system is the new world-class standard for USB audio playback and recording. Alesis brings pro-grade USB speaker performance to the computer desktop. M1 Active 320 USB speakers enable you to play audio from your computer and record audio coming into the speaker to your compute