TY309:8 channel dvr card *MPEG4/H.264 *Interface PC with USB2.0 *support Android,iPhone,iPad *Windows ... theater, adv company, hotel KTV, home appliances market, multimedia teaching, E-market counter, digital shop and bus.TY309 is a low ... . from this picture. We can see the image is quite different between Half D1 and CIF, especially in the bevel edge. (attention ...