Hauppauge WinTV-HVR-1500. TV tuner type: Analog. Analog signal format system: NTSC/ATSC. Interface type: CardBus. Minimum system requirements: Express Card/54 mm slot Graphics (64 MB memory) USB 2.0 port CD-ROM drive Sound card, Compatible operating systems: Windows Vista/XP (SP2) This is an auto-generated long summary based on the first three features of the first five feature groups.