Terratec Cinergy DT USB XS Diversity (Dual DVB-T) USB 2.0. TV tuner type: DVB-T. Interface type: USB. Dimensions (WxDxH): 80 x 30 x 15 mm. Minimum RAM: 512 MB, Minimum processor: Intel Pentium 4/AMD Athlon XP 2 GHz. Minimum system requirements: -USB 2.0 -DirectX -CD,DVD+/-RW, Compatible operating systems: Microsoft Windows XP SP 2, Windows Vista