Hikvision DS-7708NI-K4 8Ch HD NVR

Features and Functions

• Professional and Reliable
• Dual-OS design to ensure high reliability of system running
• ANR technology to enhance the storage reliability when the network is disconnected

HD Input

• H.265/H.265+/H.264/H.264+/MPEG4 video formats
• Connectable to the third-party network cameras
• Up to 32 IP cameras can be connected
• Recording at up to 8 MP resolution
• Supports live view, storage, and playback of the connected camera at up to 8 MP resolution

HD Output

• HDMI and VGA independent outputs provided
• HDMI Video output at up to 4K (3840 × 2160) resolution

HD Storage

• Up to 4 SATA interfaces connectable for recording and backup
• Storage space effectively saved by 50% to 70% with the use of H.264+ decoding format

HD Transmission

• 2 self-adaptive 10 M/100 M/1000 Mbps network interfaces 

Various Applications

• Adopt stream over TLS encryption technology (enhanced SDK service and RTP over HTTPS protocol) which provides more secure stream transmission service (max. 128 Mbps TLS stream outgoing bandwidth)
• Centralized management of IP cameras, including configuration, information import/export, real-time information display, two-way audio, upgrade, etc.
• Connectable to smart IP cameras from Hikvision and the recording, playing back, and backing up of VCA alarms can be realized
• VCA detection alarm is supported
• Instant playback for assigned channel during multi-channel display mode
• Smart search for the selected area in the video; and smart playback to improve the playback efficiency
• Supports HDD quota and group modes; different capacity can be assigned to different channels
• Hik-Connect for easy network management

Video/Audio input

• IP video input : 8-ch
• Incoming bandwidth : 80 Mbps
• Outgoing bandwidth : 160 Mbps

Video/Audio output

• HDMI output : resolution 4K (3840 × 2160)/30Hz, 2K (2560 × 1440)/60Hz, 1920 × 1080/60Hz, 1600 × 1200/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
• VGA output resolution : 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
• Audio output : 1-ch, RCA (Linear, 1 KΩ)

Decoding

• Decoding format : H.265/H.265+/H.264+/H.264/MPEG4
• Recording resolution : 8 MP/6 MP/5 MP/4 MP/3 MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF
• Synchronous playback : 8-ch
• Capability : 2-ch @ 8 MP (25fps) / 4-ch @ 4MP (30fps) / 8-ch @ 1080p (30fps)

Network management

• Network protocols : TCP/IP, DHCP, Hik-Connect, DNS, DDNS, NTP, SADP, SMTP, NFS, iSCSI, UPnP™, HTTPS

Hard disk

• SATA : 4 SATA interfaces
• Capacity : Up to 6TB capacity for each HDD

External interface

• Two-way audio : 1-ch, RCA (2.0 Vp-p, 1kΩ)
• Network interface : 2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaces
• Serial interface : 1 RS-485 (half-duplex), 1 RS-232, 1 keyboard (optional)
• USB interface : Front panel: 2 × USB 2.0; Rear panel: 1 × USB 3.0
• Alarm in/out : 16/4

General

• Power supply : 100 to 240 VAC
• Power : ≤ 80 W
• Consumption(without hard disk) : ≤ 20 W
• Working temperature : -10 °C to 55 °C (14 °F to 131 °F)
• Working humidity : 10 to 90 %
• Dimensions(W × D × H) : 445 × 400 ×71 mm ( 17.5"× 15.7" × 2.8")
• Weight(without hard disk) : ≤ 5 kg (11. lb)

Extra Information

• SKU: DS7708NIK4
• Warranty: 2 Years
• Brand: Hikvision
• Technology: IP
• Product Type: NVR
• PDF: View PDF