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Main Specifications

A-300PRO/500PRO/800PRO: MIDI KEYBOARD CONTROLLER

●Keyboard
A-300PRO: 32 keys (with velocity and channel aftertouch)
A-500PRO: 49 keys (with velocity and channel aftertouch)
A-800PRO: 61 keys (with velocity and channel aftertouch)
●Controllers
Pads: [A1]–[A8]
Buttons: [B1]–[B4], [L1]–[L9]
Knobs: [R1]–[R9]
Sliders: [S1]–[S9]
Foot Pedals: HOLD (P1), EXPRESSION (P2)
Bender Lever: BENDER, MODULATION
Keyboard Aftertouch: AFTERTOUCH
[VALUE] knob
●Buttons
[ACT] button, [ ] button, [ ] button, [DUAL] button, [SPLIT] button,
[UPPER] button, [LOWER] button, [SHIFT] button, [TRANSPOSE] button,
OCTAVE [–] [+] button
●Display
16 characters, 2 lines LCD (with Backlight)
●Side Panel
[POWER] Switch (USB/OFF/DC IN)
[MIDI MERGE] Switch (ON/OFF)
●Connectors
HOLD (P1) Pedal Jack: 1/4 inch phone type
EXPRESSION (P2) Pedal Jack: 1/4 inch TRS phone type
MIDI Connectors (IN, OUT)
USB Connector
DC IN Jack
●Power Supply
DC 9 V (AC Adaptor) or USB Bus Power
●Current Draw
300 mA (AC Adaptor)
300 mA (USB Bus Power)
●Dimensions
A-300PRO:605.9 (W) x 250.8 (D) x 91.4 (H) mm
23-7/8 (W) x 9-7/8 (D) x 3-5/8 (H) inches
A-500PRO:838.9 (W) x 250.8 (D) x 91.4 (H) mm
33-1/16 (W) x 9-7/8 (D) x 3-5/8 (H) inches
A-800PRO:1001.9 (W) x 250.8 (D) x 91.4 (H) mm
39-1/2 (W) x 9-7/8 (D) x 3-5/8 (H) inches
●Weight
A-300PRO: 2.9 kg / 6 lbs 7 oz
A-500PRO: 3.8 kg / 8 lbs 7 oz
A-800PRO: 4.5 kg / 9 lbs 15 oz
●Accessories
A-PRO CD-ROM
Cakewalk Production Plus Pack DVD-ROM
USB Cable
Owner’s Manual
Cakewalk Production Plus Pack installation guide
License agreement
●Options
Pedal Switch: DP-2/DP-10
Expression Pedal: EV-5/EV-7
AC Adaptor (Please contact the retailer from whom you purchased the product, or the
nearest Roland Service Center.)
* In the interest of product improvement, the specifications, appearance, and/or
contents of this unit are subject to change without prior notice.
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