Hikvision NVR DS-7716NXI-K4 Up to 16-ch IP camera inputs, 16-ch synchronous playback,Up to 4 SATA interfaces for HDD connection (up to 10 TB capacity per HDD),2 self-adaptive 10/100/1000 Mbps Ethernet interfaces, Bandwidth 160 Mbps, Network Interface 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet