The Baldwin SM-100 Sound Module Synth. is a table top sequencer and sound module with 16 track channels and 190 preset sounds. It features MIDI I/O DIN in, and DIN out ports, all digital functionality, and reverb effects of enhancement. Designed for professional audio equipment and musical instruments, this Baldwin device offers a wide range of creative possibilities for music producers and musicians looking to create unique and innovative sounds. I created my own sound tracks to go with my piano playing when I would perform in my younger days. A band that can rehearse anytime you want to and cheaper to. Good deal for both. selling due to health problems.