Designed for hand-held camcordersSmall rugged and shock-proof design40GB hard drive provides 3 hours of storageConnects to Mac or PC editing system like normal FireWire hard disk drive for DTE capabiltiesImmune to tape drop-outs providing clean edit source and archive on tapeLightweight weighing less than 1 lbs. including battery; only 1 1/2" thickMounts directly to camcorder via optional hotshoe adapter or clips directly to your belt3 3/4" W x 5 5/8" H x 1 5/8" DIncludes rechargeable Li-Ion battery pack AC adapter and belt clip