Stage Piano 88-Key keyboard with hammer action 3 Velocity curves (easy, normal, heavy) 12 Sounds 120 Voice polyphony Speaker system with 2 x 15 Watt Stereo Line input: 3.5 mm mini jack Combined stereo line / headphone output 3.5 mm mini jack USB (MIDI / Audio) Pedal-connector Input for external power supply Dimensions (W x H x D): 1312 x 117 x 336 mm Weight: 11.4 kg Colour: Black Includes music rest, damper pedal and software bundle with educational software