DS-8616NI-K8 Specification
Video/Audio Input
Two-way audio input	1-ch, RCA (2.0 Vp-p, 1kΩ)
IP video input	16-ch
Network
Incoming bandwidth	160Mbps
Outgoing bandwidth	160Mbps
Video/Audio Output
HDMI/VGA output	4-ch, VGA1: 2K (2560 × 1440)/60Hz, 1920 × 1080/60Hz, 1280 ×1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz; HDMI1: 4K (3840 × 2160)/60Hz, 4K (3840 × 2160)/30Hz, 2K (2560× 1440)/60Hz, 1920 × 1080/60Hz, 1600 × 1200/60Hz, 1280 ×1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz; VGA2/HDMI2: 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/ 60Hz, 1024 ×768/60Hz
Recording Resolution	8MP/6MP/5MP/4MP/3MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF
Synchronous Playback	16-ch
Decoding
Capability	8-ch@1080P
Live view / Playback	8 MP/6 MP/5 MP/4 MP/3 MP/1080p/UXGA /720p/VGA/4CIF/DCIF/ 2CIF/CIF/QCIF
Hard Disk
eSATA	1 eSATA interface
SATA	8 SATA interfaces for 8 HDDs
Capacity	Up to 8TB capacity for each HDD
External Interface
Network Interface	2 RJ-45 10/100/1000Mbps self-adaptive Ethernet interfaces
Serial Interface	RS-232, RS-485, Keyboard
USB Interface	Front panel: 2 × USB 2.0
	Rear panel: 1 × USB 3.0
Alarm In	16-ch
Alarm Out	4-ch
General
Power Supply	100 to 240 VAC, 50 to 60 Hz
Power	200 W
Consumption(without hard disk and POE)	≤ 30 W
Working Temperature	-10 ℃ ~ +55 ℃ (+14 ℉~ + 131 ℉)
Working Humidity	10 % ~ 90 %
Chassis	2U chassis
Dimensions	445 × 470 × 90 mm (17.5" × 18.5" × 3.5")