... Dvr card 2.H264 Expression Dvr Card 3.Resolution:704x576,352x288,320x240 4.3years warranty H.264 compression. The most economic stability type monitoring card ... , all compatible, high stability, basic real-time in video playback . input1-4 ways video , basic ... , English, N system P system optional. 2013Hotsale Security 4CH DVR Card H264.Expression DVR Card