TechniSat SkyStar HD 2. TV tuner type: DVB-S. Interface type: PCI. Minimum RAM: 512 MB, Minimum hard disk space: 64 MB, Minimum processor: Intel Pentium 4 1.8 GHz. Minimum system requirements: 1 available PCI slot 3D graphics card recommended Sound card that supports DirectX DirectX 9.0+, Compatible operating systems: Windows 7 (RTM) Windows Vista SP1 / x86/x64 Windows XP SP3 / SP2 recommended