Roland JD-XA, Interactive crossover synthesizer with analog and digital sound engines, Keyboard with 49 keys with velocity and channel aftertouch, Analog synth section provides authentic lead and bass tones, 4 digital synth sections with SuperNATURAL synth tones and 64-voice total polyphony, 16-track pattern sequencer, built-in Vocoder and MIC Modulation, Process sounds with eight simultaneous, Built-in arpeggio, LCD Display, Pitch bend and modulation lever, Pitch and modulation wheels, USB for audio/MIDI communication with computer music software, connectors: PHONES jack: Stereo 6,3mm phone type, MAIN OUTPUT jacks (L/MONO, R): 6,3mm TRS phone type, ANALOG DRY OUTPUT jack: 6,3mm phone type, CLICK OUTPUT jack: Stereo 6,3mm phone type, MIC jack: Combo type (XLR, 6,3mm TRS phone), balanced, FOOT PEDAL jacks (CTRL 1, CTRL 2, HOLD), CV/GATE OUTPUT jacks (2 systems): Miniature phone type, (CV: These jacks support OCT/V (Hz/V is not supported). GATE: They output +5 V), MIDI connectors (IN, OUT), USB COMPUTER port (USB Hi-Speed AUDIO/MIDI): USB B type, (Use a USB cable and a computer with a USB port that support USB 2.0 Hi-Speed), USB MEMORY port: USB A type, DC IN jack, Dimensions (WDH): 899 x 388 x 111 mm, Weight: 6,5kg