TCHD Digital Video Technology (Beijing) Co., Ltd. is identified as a hi-tech enterprise by Beijing Science and Technology Bureau. Our company is specialized in the R&D, manufacture and marketing of audio & video signal equipment, such as video capture cards (USB capture cards, AV to USD cards, Bt878/7130 cards and HDMI capture cards), video converters (PC to TV, VGA to AV, AV/BNC to VGA, USB to VGA and VGA to DVI converters), portable visual presenters and other products. For many years, our products have been approved by CE certification. TCHD has been devoted to providing valuable...