CN0251W Features Captures high-quality video and audio through a USB 2.0 interface Captures audio without a sound card Supports many formats including record in DVD+/-R/RW， DVD+/-VR and DVD-Video Supports Brightness， Contrast， Hue and Saturation control Miniature size， easy to carry Plug and play General Specs Interface USB2.0 System Requirement Windows CPU Pentium 4 above HD 600 MB of available hard drive space for program installation Memory 256MB Display Windows compatible display with at least 1024x768 resolution Resolution PAL: 720x576， NTSC:720x480 Video Input One RCA composite， one S-Video Audio Input Stereo audio (RCA) Video Format NTSC， PAL， SECAM， PAL60， NTSC433 Sound Card Windows-sound card Dimensions 88 x 28 x 18 mm