Yamaha PSR-SX600, Keyboard, 61 Keys with velocity sensitivity, 850 Voices + 43 Drum / SFX Kits + 480 XG Voices, 415 Styles, 128 Note polyphony, Sound parts R1, R2 + Left, 2 Assignable controls, Colour display, XG / GM / GM2 / GS sound compatible, DJ styles, Arpeggio function, DSP, Multi pads with audio link, Audio recorder / player in WAV format, Pitch shift, 100 Internal expansion memory, Headphone jack, Microphone input, USB to host / USB to device, AUX In, Line Out: L / L + R, R, Sustain pedal connection, Loudspeaker: 2x 15 watts, Dimensions (W x H x D): 1004 x 410 x 134 mm, Weight: 8.1 kg, Includes power supply unit (PA-300C), operating instructions, music stand