System Requirements: Windows Media Center in Windows 7 or Windows 8, Sound and graphics with support for DirectX 9 or higher, PCI Express slot, x1
Quad clear QAM digital cable TV receivers. Watch and record up to four clear QAM digital cable TV channels at the same time. Built-in cable TV splitter allows you to make one connection to cable TV. Note: not all cable TV networks send clear QAM channels. Please check with your local cable operator for the availability of clear QAM digital cable TV.
Minimum processor: Core2Duo 2.93Ghz or faster.Windows Media Center in Windows 7 or Windows 8