This Alesis Trigger IO is a MIDI interface designed for electronic drum sets and percussion pads. With its sturdy metal construction, lightweight design, and programmable features, this device offers a reliable and versatile solution for triggering MIDI sounds and controlling your favorite software or hardware instruments. The Trigger IO comes complete in the original box and includes a variety of input/output ports, such as USB, 3.5mm TRS in and out, and MIDI DIN out. Whether you're a musician, producer, or sound designer, this MIDI interface can help you take your performances and recordings to the next level.

There is a download code for EZdrummer Lite software download, but I don’t know if it’s expired or been used.