The DW-NEXUS is a cutting-edge network video recording (NVR) device that is capable of supporting most major brands of IP cameras, including DW’s IP MegaPIX camera series. Uur unique Digital Signature Verification (DSV) and the exported videos and images can be reviewed for tampering. Additional features include: HDD field upgradable hardware, network bandwidth control for each camera, PTZ camera control, and up to 20 Terabytes of internal storage. The Nexus Software is a cost-effective solution, allowing you to build your own computer. Just load the software to record and manage up to 32 IP cameras.