Yamaha DJX-II Digital Keyboard w/ Power Supply and ManualNotes Groove Machine and entry level keyboard designed for great sounding techno and dance music. Features include an on board but limited 8 bit sampler and Yamaha's AWM synthesis technology for sounds similar to the , , and . Designed for DJs and budding musicians, the DJX II is a live groove machine, no keyboard skills required! The keys are primarily used to select patterns, mute parts, add preset hits or fills, and shift the key of the patterns