This is the Toshiba Surveillix model number DVR164801500 Real Time 16 Channel DVR, 480 PPS, 1500 GB, 4U Chassis.
The Toshiba Surveillix® HVR Series combines the best of analog and digital video into one unit. With available internal RAID 5 HDD capabilities and field replaceable hard disk drives, the HVR series is designed to support network-based cameras as well as analog cameras. Capable of recording at speeds of up to 480 pictures per second, the HVR offers unmatched versatility.
Each system includes a built-in RS-422 adapter supporting over 75 protocols as well as digital signature verification for tamper detection of exported video.
