CY 4 Channel USB 2.0 Audio Video CAP TV DVD VHS S-Video Capture Adapter DVR Sureveillance System Capture Video & Audio via USB 2.0 interface directly (capture audio without the sound card). Professional and easy to learn & used video editor software: Ulead Video Studio 10.0 SE DVD. Support Brightness, Contrast, Hue, and Saturation control. Support all formats: record in DVD+/-R/RW, DVD+/-VR, and DVD-Video. Useful for internet conference, net meeting. USB interface, needn't other power.