This power adapter fits the Korg KM2 Mixer, KARMA, N1, N1R, N5, N5EX, TR, TR88, Triton LE Synthesizer, Triton Rack, SP500 Digital Piano, TP-2 Dual Tube Preamp, ESX-1 Electribe, Electribe MX & EMX-1. This item is brand new never used.