Roland RT-30HR Dual Drum Trigger Features: In ideal trigger for playing electronic sources and capturing MIDI from acoustic drums Dual head/rim trigger is perfect for snares and other drums that require rim detection Self-guided mount easily installs on drum hoops, including modern inward-curving styles Ultra-low profile and side-mounted trigger output jack allow for tight mounting configurations Rugged fiberglass-reinforced ABS body easily withstands the occasional stray stick Compatible with Roland's TM-2, TD-series V-Drums modules, and SPD-series percussion pads Comes complete with TRS connection cable