3G 4 channel DVS network video server 1.International patent, the ... 4 channel H.264 DVS network video serveris the unique wireless high-definition video transmission equipment in China. base ... and restore the signal to D1 at the remote PC or mobileVideo output : One channel full screen ... quality), support for real-time monitoring, control, playback, PTZ control and video.UHF Can be used separately, ...