... Onvif, multi brand ipc support 4. 24TB HDD 2U Dahua NVR3816 ModelDH-NVR3804DH-NVR3808DH-NVR3816SystemMain ProcessorHigh ... live, recording, playback, backup & remote accessControl ModeFront panel, USB mouse, IR remote control, Keyboard, NetworkVideo & AudioIP Camera ... Repeat, Shuffle, Backup selection, Digital zoomBackup ModeFlash drive/ USB HDD/ USB CD&DVD-RW / eSATA Device / Built-in SATA burner ...