Korg, Digital Piano C1 AIR Color Variations Black (C1-BK), White (C1-WH), Brown (C1-BR, wood finish) Keyboard 88 key (A0–C8), RH3 (Real Weighted Hammer Action 3) Keyboard Touch Curve Selection Five types Pitch Transpose, Master tuning Temperament Three types Sound Generation Stereo PCM Maximum Polyphony 120 voices (max) Sounds 30 sounds (10 x 3 banks) Effects Brilliance, Reverb and Chorus (3 levels each) Recorder 2 parts*, Maximum 14, 000 notes (approx. 100k bytes) *: It is not available to change the sound per part. Demo Songs 50 (Sound demo songs: 10, Piano songs: 40) Metronome Tempo, beat, sounds, level Pedals Damper*, Soft*, Sostenuto *: Half-pedaling supported Connections LINE OUT, MIDI (IN, OUT), Headphones x 2, Pedal, Speakers, DC 24V Controls Power, VOLUME, PIANO SONG, TRANSPOSE, FUNCTION, TOUCH, BRILLIANCE, REVERB, CHORUS, BANK, SOUNDS X 10, DISPLAY, +, -, METRONOME, PLAY/PAUSE, STOP, REC, PART1, PART2 Wireless Method Bluetooth (A2DP Sink) Speakers 10 cm (3.94") x 2 Output Power 25 W x 2 Power Supply DC 24 V Power Consumption 18 W Dimensions (W x D x H) 1, 346 mm x 347 mm x 770 mm/52.99" x 13.66" x 30.31" 1, 346 mm x 347 mm x 926 mm/ 52.99" x 13.66" x 36.46" (with key cover opened) Weight 35 kg/77.16 lbs. (including stand) Included Items AC adapter, Power cord, Stand with speaker and 3 pedal unit Accessories PC 550-BK/WH, PC 770-BK/WH adjustable height benches