DDrum DRT Acoustic Trigger Set, Version Black, Set containing 1x Snare Drum Trigger - 3x Tom Tom Trigger - 1x Bass Drum Trigger, Secure XLR Connector, Wide Dynamic Range, Rugged Metal Housing, Easily replaceable Transducer, Works With Popular Drum Modules, designed for mounting on the rim of the bass drum, can be used with normal drum skins or mesh heads, .Cables not included.