... 1. Samsung, Toshiba, Hynix, Micron, Intel flash chip. 2. High speed. 3. Easy use, no need power. 4 ... Gram.Warranty 1. One year guarantee for replacement. 2. Three years guarantee for defective.3. Ten year guarantee for quality.Shipping ... sell models: Compatibility: Operating SystemFile TransferPassword TravelerWindows® 7YesNoWindows Vista®2 (SP1)YesYesWindows Ready BoostYesNoWindows XP (SP1, SP2, SP3) ...