NVR1821-HD 8 Bay High-performance Network Video Recorder
High-performance, High-capacity
  • 16 x 1080p@30fps video decoding capability
  • Up to 64 channel and 3MP supported
  • Up to 320Mbps incoming bandwidth
  • 256Mbps output bandwidth
  • 64 user access simultaneously
  • Max. 8 HDDs up to 32TB storage
  • IP SAN and e-SATA storage supported
Easy to install
  • Auto network organizing
  • Bulid-in DHCP server
High reliability
  • Embedded Linux
  • Low power consumption
  • Support Automatic Network Replenishment (ANR)
  • Support Packet Loss Recovery (PLR)
Abundant functions and features
  • HDMI/VGA simultaneously output different content
  • Support E-Map, TV-Wall
  • Bi-directional audio, Broadcasting
  • NAT, Socks5
  • Alarm management
  • Free CMS (NVR Station), support 128 NVR simultaneously
  • CMS support 6 screens simultaneously (4 x Live viewing, 1 x E-Map, 1 x TV-Wall)

 

 NVR1821-9HDNVR1821-16HDNVR1821-32HDNVR1821-64HD
Video/Audio Input
IP Camera Input9 channel16 channel32 channel64 channel
ResolutionQXGA, 1080p, UXGA, 960p, 720p, XGA, SVGA, D1, CIF, QCIF
Compression FormatH.264
ProtocolsOnvif, RTSP, KEDACOM
Incoming Bandwidth45Mbps80Mbps160Mbps320Mbps
Live Viewing
Local Display1 x HDMI, 1 x VGA, simultaneously output different content
Multi Screen Display Local monitor
(Main / Secondary):
1/1, 4/1, 9/1, 1+4/1, 1+8/11/1, 4/1, 9/1, 15/1, 16/1, 24/1, 1+4/1, 1+8/1, 1+9/1, 1+15/1, 4/9, 9/4, 9/9, 16/161/1, 4/1, 9/1, 15/1, 16/1, 24/1, 25/1, 35/1, 36/1, 1+4/1, 1+8/1, 1+9/1, 1+15/1, 4/9, 9/4, 9/9, 16/16
Multi Screen Display
Client
up to 4 screens simultaneously:
1, 3, 4, 9, 12, 16, 20, 25, 30, 36, 42, 49, 56, 63, 64
1+5, 1+7, 1+8, 1+9, 1+11, 1+15, 1+16, 1+33, 1+47, 1+48
E-MapLive Viewing in E-Map (NVR Station)
FunctionE-PTZ / Scheme / Polling / TV-Wall (optional with decoder)
Recording
ResolutionQXGA, 1080p, UXGA, 960p, 720p, XGA, SVGA, D1, CIF, QCIF
ModeManual / Continuous / Schedule / Event (Pre / Post)
Event TriggerAlarm input / Video lost / Motion Detection
Tag Supported
ReliabilityAutomatic Network Replenishment (ANR)
Search & Playback 
Search ModeDate & Time (Calendar) / Event
ResolutionQXGA, 1080p, UXGA, 960p, 720p, XGA, SVGA, D1, CIF, QCIF
PlaybackLocal monitor: 16 x 1080p@30fps
Client: 16 x 1080p@30fps
Synchronize PlaybackLocal monitor: 16 x 1080p@30fps
Client: 4 x 1080p@30fps
FunctionSlow forward / Fast forward / Loop / Single Frame / E-PTZ
Storage
Max. Internal HDDs8 x 3.5’’ HDD
Max. 32TB (up to 4TB/each)
ExternalIP SAN (iSCSI), up to 10 x  IP SAN, Max. 100T, Max. write speed 128Mbps 
e-SATA
FunctionDisk group / Quota
Audio
Compression G.711a / G.711u / ADPCM / G.722 / G.722.1c 
Bit rate32kbps ~ 64kbps
Audio FunctionBi-directional audio / Dumb / Mute / Broadcasting
Alarm
Alarm TriggersAlarm input / Video lost / Motion Detection / System alarm
Alarm EventsSnapshot / Recording / PTZ preset / Alarm out / Buzzer / Email / Link to Client / Alarm caption
System
Operation SystemEmbedded Linux
User ManagementAdmin / User
Log ManagementUser login / User operation / Alarm / Backup / Update
Aplication ProgrammingNVR Station SDK
Network
Network ProtocolTCP/IP, UDP, HTTP, DHCP, DNS/DDNS, RTP/RTCP, RTSP, PPPoE, FTP, SNTP, VSIP
Viewer SoftwareCMS (NVR Station) / Web / iOS app / Android app
Max. User Access64 Users
Output Bandwidth256Mbps
FunctionNAT / Socks5 / Multiple network access / Packet loss recovery / Auto network organizing
Network TestSupported
Interfaces
Ethernet2 x Gigabite network port, RJ45 interface
Video Out1 x HMDI (up to 1920 x 1080@60Hz)
1 x VGA (up to 1920 x 1080@60Hz)
Audio In / Out1 x RCA Line in / 1 x RCA Line out
Alarm In / Out2 x Inputs / 2 x Outputs
Control 2 x RS485
USB4 x USB 2.0
e-SATA1 x e-SATA
Environmental
Operating Temperature-10°C ~ 55°C / 14°F ~ 131°F
Operating Humidity 10% ~ 90%
Electrical
Power 100 ~ 240V AC, 50 ~ 60Hz
Power ConsumptionMax. 30W (HDD not included)
Mechanical
Weight 7.6Kg / 16.72lb (HDD not included)
Dimensions443 x 461 x 88mm / 17.44’’ x 18.15’’  x 3.46’’