Korg B2 SP Black, Stage Piano, 88-Key keyboard with hammer action, 3 Velocity curves (easy, normal, heavy), 12 Sounds, 120 Voice polyphony, Speaker system with 2x 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 750 x 336 mm, Weight: 21 kg, Colour: Black, Includes music rest, 3-way PU-2 pedal, wooden stand STB1-BK and software bundle with educational software