Product Detail Supports worldwide analog TV systems Watch and record Analog TV programs in MPEG 1/2/4 formats Supports worldwide analog audio/video decoder Supports SAP, Stereo and Mono Interface: USB 2.0 Analog TV System: Frequency: 855.25 ? 855.25 MHz (NTSC); 48.25 ? 863.25 MHz (PAL) Video: NTSC M/J, PAL BG/DK/I, PAL M/N, SECAM BG/DK, SECAM L/L System Requirements: CPU: Intel Pentium 4 2.4GHz or above or AMD equivalent CPU Graphic Card: 64MB or above in memory and supports DirectX 9.0c Operating System: Microsoft Windows XP SP3, Vista 32-bit SP2, Vista 64-bit SP1 and Windows 7 Package Contents: USB Analog TV Stick III (Model No#UB 405-A), Quick Installation Guide, KWorld Installation CD, . The "KWorld USB2.0 Analog TV Stick III UB405-A" is best product for you. We recommended KWorld USB2.0 Analog TV Stick III UB405-A