... Realtime Dahua DVR recorderSpecifications1)4ch standalone H.264 DVR DVR0404HF-A 2)Full D1recording DVR 3)HD 1080P standalone H.264 ... Filter, PPPOE, DDNS, FTP, Alarm ServerRemote OperationMonitor, PTZ control, Playback, System setting, File download, Log informationHard DiskHard Disk2 SATA ports, Max ... .35KG(without HDD) Full D1 Realtime Dahua DVR recorder: DVR0404HF-A