Casio CDP-130 BK Digital Piano - 88 scalic hammer action keys, 48-note polyphony, 10 sounds, layer function, transpose function, reverb, chorus, metronome, 5 demo-songs, connection: USB to Host 1x headphone jack, 1x pedal jack, 2x 8W speaker system, dimensions W x D x H in mm: 1322 x 286 x 129 . Weight: 11,4 Kg, Colour: black, stand not included, optional CS-44P, Power Supply AD-12150LW included, Sustainpedal SP-3 included, colour: black