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DS-7900N-R4(B)
Distributors of the 4-position R series high-performance NVR can connect to numerous mainstream manufacturers' network cameras that comply with ONVIF
Product details
- system parameters
- Number of video access channels8
- Network input bandwidth80Mbps
- Network output bandwidth160Mps
- video resolution8MP/7MP/6MP/5MP/4MP/3MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIF
- Video parameters
- video output1 HDMI, 1 VGA
- HDMI output4K(3840*2160)/30Hz, 2K(2560*1440)/60Hz,1920*1080/60Hz,1600*1200/60Hz,1280*1024/60Hz,1280*720/60Hz
- VGA outputDefault same source as HDMI, supports configuring different sources, 1920 * 1080/60Hz, 1600 * 1200/60Hz, 1280 * 1024/60Hz, 1280 * 720/60Hz
- CVBS outputnot supported
- Preview split screen1/2/4/6/8/9 screens
- Video decoding formatH.265; H.264; Smart264; Smart265
- Decoding ability12 × 1080P (supports 16 × 1080P after enabling SVC enhancement mode)
- synchronous playbackRoute 8
- Audio parameters
- Audio decoding formatG.711ulaw; G.711alaw; G.722; G.726; AAC
- audio output1 channel, RCA interface (linear level, impedance: 1K Ω)
- Voice intercom input1, RCA interface (level: 2.0Vp-p, impedance: 1K Ω)
- Hard disk management
- Disk position4 SATA interfaces
- Single disk capacityMaximum support 10TB
- array typenot supported
- Expand storagenot supported
- Video management
- Video/Capture ModeManual recording, timed recording, event recording, motion detection recording, alarm recording, motion testing or alarm recording, motion testing and alarm recording
- playback modeInstant replay, regular replay, event replay, tag replay, time-division replay, external file replay, log replay
- Backup modeRegular backup, event backup, video clip backup
- network management
- network protocolIPv6, UPnP (Plug and Play), NTP (Network Time), SADP (Automatic IP Address Search), PPPoE (Dial Up), DHCP (Automatic IP Address Acquisition)
- external interface
- network interface2, RJ45 10M/100M/1000M adaptive Ethernet ports
- USB port1 USB 2.0 (front), 1 USB 3.0 (rear)
-
serial interface1, RS-232 half duplex serial interface
1, standard RS-485 serial interface (full duplex)
1, KB interface - Alarm input/output16 in and 4 out
- PoE interface
- POE interfacenone
- POE standardnone
- POE output powernone
- General specifications
- Power SpecificationsAC 220V 75W
- Power consumption (excluding hard drive)≤20W
- Operating Temperature-10℃~+55℃
- Operating Humidity10%~90%
- Chassis dimensions1.5U chassis 445mm (width) x 400mm (depth) x 71mm (height)
- Weight (excluding hard drive)≤5Kg
- other
- Infrared remote controlnot supported
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