NVR HIKVISION DS-7104NI-Q1(D) 4-ch Up to 6 MP resolution , HDMI Output 1-ch, 1920 × 1080p/60Hz, 1600 × 1200/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, VGA Output 1-ch, 1920 × 1080p/60Hz, 1600 × 1200/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, HDMI/VGA simultaneous output,6 MP/4 MP/3 MP/1080p/UXGA /720p/VGA/4CIF/DCIF/ 2CIF/CIF/QCIF, Network Interface 1, RJ-45 10/100Mbps self-adaptive Ethernet interface, SATA 1 SATA interface Capacity, Up to 6TB capacity for each disk, Rear panel: 2 × USB 2.0, Working Temperature:-10 to +55º C, Dimension 200 × 200 × 48 mm, Weight≤ 1 kg.