reverb and chorus effects, volume control, 7 accordion sets with 8x descant registers,16 orchestral sounds, weight 6,5 kg, LED display, USB jack for USB sticks, 5 orchestral chord registers, 72 velocity sensitive bass buttons, switchable MIDI in/out. Includes straps, line out jack, 3 orchestral bass registers, 8 registration memories, new balg sensor, MP3 and Wave player, 128-note polyphony, headphone out, dimensions H x B x T in mm: 405 x 365 x 195, 3 bass registers, power supply. Powered via power supply (included) or via AA batteries (not included). loudspeaker 2x7 Watt, color black