72 velocity sensitive bass buttons, 8 registration memories, MP3 and Wave player, headphone out, reverb and chorus effects, 3 orchestral bass registers, 7 accordion sets with 8x descant registers,4 orchestral sounds, line out jack, LED display, power supply. Powered via power supply (included) or via AA batteries (not included). loudspeaker 2x7 Watt, dimensions H x B x T in mm: 405 x 365 x 195, new balg sensor, USB jack for USB sticks, 128-note polyphony, weight 6,5 kg, volume control, switchable MIDI in/out. Includes straps, 5 orchestral chord registers, 3 bass registers, color red