Dvb-t for Laptop Pc Mini Wireless Digital Tv Tuner Receiver Usb Stick Hdtv System Requirements: Microsoft windows xp/2000/7/vista Desktop or notebook: 800 MHz CPU or above; 128M RAM or above; VGA Card with at the least 8mb Memory Sound card: Microsoft direct x9.0 or above Digital terrestrial TV antenna P4 1.8g recommended Tuner Input therminal: 75 ohm din Receiving Frequency Special requirement for operate PIP VGA card support vmr9 Usb2.0 port