Hikvision DS-7716NI-K4 4K resolution 16 channel IP Network Video Recorder (NVR)

Audio and Video
IP Camera Input	IP video input: 16-ch
Two-Way Talk	Two-way audio: 1-ch, RCA (2.0 Vp-p, 1kΩ)
Recording
Resolution	4K (3840 x 2160) resolution HDMI output resolution: 4K (3840 x 2160)/30Hz, 2K (2560 x 1440)/60Hz, 1920 x 1080/60Hz, 1600 x 1200/60Hz, 1280 x 1024/60Hz, 1280 x 720/60Hz, 1024 x 768/60Hz 1280 x 1024/60Hz, 1280 x 720/60Hz, 1024 x 768/60Hz VGA output resolution: 1920 x 1080/60Hz, 1280 x 1024/60Hz, 1280 x 720/60Hz, 1024 x 768/60Hz
Record Rate	Up to 8 Megapixels resolution recording
Video Detection And Alarm
Video Detection	IP video input: 16-ch Support H.265/H.264/MPEG4 video formats
Alarm Input	Support various VCA detection alarm and VCA search Alarm in/out: 16/4
Playback And Backup
Sync Playback	16-ch
Search Mode	Yes
Playback Function	Yes
Backup Mode	Yes
Third Party Support
Third Party Support	Third-party network cameras supported
Network
Interface	4 SATA interfaces for 4HDDs Network interface: 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces USB interfaceFront panel: 2 x USB 2.0; Rear panel: 1 x USB 3.0 Serial interface: 1 RS-485 (half-duplex), 1 RS-232, 1 keyboard (optional)
Ethernet Port	2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces
Network Function	Third-party network cameras supported 16/32-ch network cameras can be connected with 160M/256M incoming bandwidth Incoming bandwidth: 160 Mbps Outgoing bandwidth: 160 Mbps Remote connection: 128
Storage
Internal HDD	SATA: 4 SATA interfaces for 4HDDs Capacity: Up to 6TB capacity for each HDD
HDD Mode	4 SATA interfaces
Auxiliary Interface
USB	Front panel: 2 x USB 2.0; Rear panel: 1 x USB 3.0
Power
Power Supply	100 to 240 VAC
Power Consumption	Consumption(without hard disk and POE): ≤20 W
Construction
Dimensions	445 x 390 x70 mm ( 17.5"x 15.3" x 2.8")
Net Weight	Weight (without hard disk): ≤ 5 kg (11 lb)

01 years of warranty.