Four dual-trigger inputs, plus hi-hat controller for adding pads to create a mini kit, or for connecting triggers from acoustic drums.The latest pad-sensing technology developed for V-Drums provides even and accurate pad triggering with excellent isolation between pads.The SPD-30 blends the world’s most essential sounds with the latest triggering technology in a road-tough package that’s ready for the most demanding performers. Today, decades later, an exciting new chapter in Octapad history begins. The size of a briefcase, the Octapad offered drummers and percussionists the equivalent of an entire electronic rig in one self-contained unit - a new level of convenience and expression. Roland’s original Octapad profoundly changed the landscape of electronic percussion. The new Version 2 system upgrade expands the SPD-30’s onboard kit and phrase libraries, and add powerful new features and functions.