Roland VR-09-B Lightweight Performance Synthesizer (61-key)Easy to carry 61 note performance keyboard with professional sounds for all music styles Weighs just 12 lb. 3 oz. 5. 5 kg and runs on AC or battery power Instant access to organ, piano, and synth sounds via dedicated panel sections Virtual Tone Wheel Organ reproduces authentic vintage organ sounds Three onboard rotary effects, including a newly developed rock rotary type with cutting presence for performing with loud bands Vintage electric pianos and