The BK-9 Backing Keyboard from Roland is a 76-note keyboard, lightweight at 21 lb. Its user interface features a dual LCD system, logical panel layout, and user-assignable controls. You can store up to 10 tones for each real-time part. The BK-9 features 1000 onboard Music Assistants, designed to provide instant setups for various musical genres. You can save an unlimited number of custom setups as Performance Lists to USB memory.