Features: include Professional and easy to learn & used video editor OBS,DVR3.0 Standard USB2.0 interface and not need external Power, Capture Video & Audio though USB 2.0 interface Control the Brightness, Contrast, , and Saturation of color, Portable and easy to store. Can capture audio without the need of a sound card, Applicable equipment, such as: Camcorder, SetTop, Box, DV Camera, DVD,, VCD, VCR, DVR Specifications USB 2.0, Compatible with USB1.1 mode Support CVBS and S-Vide inputs Support brightness/contrast/saturation color adjustment USB video in line with UVC1.0 protocol, USB audio output 96KHZ mono Compatible with NTSC/PAL video format Automatic recognition of input signal source Support 3D decoding, built-in 24-bit audio ADC Video input: one composite port, one s-Video port. Audio Input Stereo Audio () Output supports YUV422 and MJPEG modes Material: plastic colour: black Package Contents: 4 x Video Capture Device Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.