4x programmable memory banks, 8x Q-Link knobs for controlling virtually any parameters in software, 8x backlit velocity-sensitive drum pads (can send note or program change data), includes editor software for Mac & PC, USB-MIDI controller, dimensions: 8,13 x 30,23 x 2,54 cm, plug-and-play USB connection for Mac and PC requires no driver installation, small enough to fit in a backpack or laptop bag, works with virtually all audio software, USB bus powered - no power cable required, Weight: 0,454 kg