Roland KC-880 Stereo Keyboard Amplifier Specifications:

• Rated Power Output:
• 320W (160W +160W)
  
  Nominal Input Level (@1 kHz):
• CH1 (MIC/LINE): -50 20 dBu
• CH2 4 (LINE): -20 dBu
• AUX IN/MONITOR IN: -20 dBu
• STEREO LINK IN: 0 dBu
  
  Nominal Output Level (@1 kHz)
• LINE OUT (XLR type, Phone type): +4 dBu
• STEREO LINK OUT: 0 dBu
• Speakers: 30cm (12"), Woofer x 2, Horn Tweeter x 2
  
  Controls:
• CH1, Volume Knob, EFX Button, CH2, Volume Knob, EFX Button, CH3, Volume Knob, EFX Button, CH4, Volume Knob, EFX Button, EFX Knob, SPEED Button
  
  AUX IN/MONITOR IN, LEVEL Knob, MUTE, SPEAKER Button, LINE OUT Button, EQUALIZER, LOW Knob, MIDDLE Knob, HIGH Knob, PHONES VOLUME Knob, VOLUME Knob, POWER Switch, GND LIFT Switch
  
  Indicators:
• EFX x 2, POWER
  
  Connectors:
• CH1 Input Connector (XLR type), CH1-4 Input (L/MONO, R) Jacks, (1/4" phone type), AUX IN/MONITOR IN: AUX 1 Input (L/MONO, R) Jacks, (1/4" phone type), AUX 2 Input (L/MONO, R) Jacks, (RCA phono type), AUX 3 Input Jacks (Stereo miniature phone type), PHONES Jack (Stereo 1/4" phone type), STEREO LINK OUT (L, R) Jacks, (1/4" phone type), STEREO LINK IN Jack (1/4" phone type), LINE OUT (L, R) Jacks (1/4" phone type), LINE OUT (L, R) Jacks (XLR type), FOOT SW Jack (TRS phone type)
  
  Power Supply:
• AC 117V, AC 230V, AC 220V, AC 240V (50/60Hz)
  
  Power Consumption:
• 98W
  
  Dimensions WxDxH:
• 734mm x 445mm x 590mm (28-15/16" x 17-9/16" x 23-1/4") (Height is 21-1/8" without casters)
• Weight (without casters): 44.0kg (97lb. 1 oz.)