cctv DVR card H.264 video codec, 4ch video, 1ch audio, 9 ADCs super high quality, H.264 ... channel monitoring.Multi screen monitoring, 1,4,9,16,25, 36 split Screen available, support rotate display.Support ... spot monitoring, remote historical playback, remote spot video recording, remote historical video recording, etc.Support Intranet IP to remote ... 4ch H.264 optimized cctv PCI type video&audio DVR card