The 20TB Blackjack P-Rack 2 RU 8-Bay NVR Chassis from Digital Watchdog is an IP video recording system capable of recording and managing feeds from up to 128 2.1MP 1080p IP cameras at up to 30 fps. This Blackjack P-Rack runs on Linux Ubuntu. The included IP Video Management Software (IPVMS) delivers automatic camera detection, fully customizable layouts, easy drag & drop camera management & recording, e-mapping, and advanced motion masking & sensitivity settings. The system is equipped with an Intel i7 processor and features 16GB of RAM. Cross-platform connectivity for Windows and Mac client software enables you to monitor your network video recording system from almost anywhere.