The Ultimate BOSS Drum Machine.
The DR-770 Dr. Rhythm is BOSS' most advanced compact rhythm machine ever, offering a powerful sound engine with twice as much built-in sound memory as the DR-660 and four times as much as other compact drum machines on the market today. This not only translates into great new features and powerful sound-shaping capabilities, but, most importantly, to the highest quality drum and percussion sounds and patterns of any compact rhythm machine in the world.

 | Top-of-the-line BOSS compact rhythm machine with amazing sound quality, new patterns and powerful sound shaping controls |
 | Includes 400 Preset patterns and 400 User patterns ranging from Rock, Pop, Fusion, Jazz, Latin, Dance, World and Standard |
 | 255 high-quality drum and percussion sounds including 52 different kicks and 67 different snare and crossstick sounds |
 | 64 Preset drum kits and 64 User-programmable kits |
 | Built-in effects include five types of Reverb, two types of Flange and 2-band EQ control |
 | Start/Stop and assignable Pedal switch allows Forward, Rewind, Kick Drum triggering and more from optional pedals using "Y" cable |
 | Direct Pattern Play mode allows instant pattern playback by pressing a drum pad (up to 16 pads/patterns total) |
 | 10,000-pattern memory onboard—never run out of memory |
 | New Ambience control permits 16 global choices for overall drum sound (Stadium, Lo-Fi, etc.) |
 | Quick Search allows for quick pattern location by musical category (Rock, Jazz, etc.)  BOSS proudly announces the redesign of its Official Global website and new url: www.boss.info. |