Yamaha NP-31 Piaggero digital piano 76 keys with touch response, 10 sounds, 32 note polyphony, dual/layer function, 10 Voice / 10 Demo Songs, reverb, metronom, transposer, headphone jack, MIDI in/out, 2x 6watts. Dimensions 1244 x 259 x 105mm. Weight: 5.7kg. Colour: Black. included power supply (131612).