Casio LK-S450, Illuminated Keyboard, 61 velocity sensitive keys, AiX Sound Source sound generation, 48 polyphonic voices, 600 sounds, 200 rhythms, 160 songs, Auto Harmonize, Automatic accompaniment, 12 types, Reverb, Chorus, DSP, Master EQ, Volume Sync EQ, 10 User Songs, Step-up learning function, Connectivity to the free Chordana Play For Keyboard learning app, Midi, Transposition, Metronome, Midi recorder, Pitch bend wheel, Headphone/line stereo mini jack, USB to Host, USB to Device, Audio In, Pedal connector, Strap holder, Loudspeaker 2.5 x 2.5 Watt, Battery operation possible, Dimensions (W x D x H): 930 x 258 x 84 mm, Weight: 4.6 kg, Colour: Black, Incl. power supply AD-E95100, music stand and carrying strap