HIKVision 32ch NVR, USB Only, 256M Inbound bandwidth, up to 12MP resolution recording, Max 32 IP cameras, HDMI and VGA, 2 × USB 2.0; 1 × USB 3.0, RS-485 and RS-232, 4 x SATA interfaces, 16 port PoE Interfaces, Alarm I/O: 16/4, 1.5U case 19″, 3 year warranty