JVC DR-HD100GB100 HD 100GB Portable DTE Recorder for ProHD Camcorders Features 100GB hard drive; 7.5 hours of HD recording (10 hours in 720p) Compatible with JVC GY-HD110U camcorder via FireWire, and HD200/250 via firmware upgrade Comprehensive backlit display, menu system, and buttons for easy control and management DTM technology; files are recorded in your HDV/DV editing system's native file format Removable, rechargeable battery