NVR1821-HD
8 Bay High-performance Network Video Recorder
Features
Technical Specification
Part Number
NVR1821-9HD | NVR1821-16HD | NVR1821-32HD |
Video/Audio Input
IP Camera Input | 9 channel | 16 channel | 32 channel | 64 channel |
Resolution | QXGA, 1080p, UXGA, 960p, 720p, XGA, SVGA, D1, CIF, QCIF | |||
Compression Format | H.264 | |||
Protocols | Onvif, RTSP, KEDACOM | |||
Incoming Bandwidth | 45Mbps | 80Mbps | 160Mbps | 320Mbps |
Live Viewing
Local Display | 1 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+8/1 | 1/1, 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, 16/16 | 1/1, 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-Map | Live Viewing in E-Map (NVR Station) | ||
Function | E-PTZ / Scheme / Polling / TV-Wall (optional with decoder) |
Recording
Resolution | QXGA, 1080p, UXGA, 960p, 720p, XGA, SVGA, D1, CIF, QCIF |
Mode | Manual / Continuous / Schedule / Event (Pre / Post) |
Event Trigger | Alarm input / Video lost / Motion Detection |
Tag | Supported |
Reliability | Automatic Network Replenishment (ANR) |
Search & Playback
Search Mode | Date & Time (Calendar) / Event |
Resolution | QXGA, 1080p, UXGA, 960p, 720p, XGA, SVGA, D1, CIF, QCIF |
Playback | Local monitor: 16 x 1080p@30fps
Client: 16 x 1080p@30fps |
Synchronize Playback | Local monitor: 16 x 1080p@30fps
Client: 4 x 1080p@30fps |
Function | Slow forward / Fast forward / Loop / Single Frame / E-PTZ |
Storage
Max. Internal HDDs | 8 x 3.5’’ HDD
Max. 32TB (up to 4TB/each) |
External | IP SAN (iSCSI), up to 10 x IP SAN, Max. 100T, Max. write speed 128Mbps
e-SATA |
Function | Disk group / Quota |
Audio
Compression | G.711a / G.711u / ADPCM / G.722 / G.722.1c / AAC-LC |
Bit rate | 32kbps ~ 64kbps |
Audio Function | Bi-directional audio / Dumb / Mute / Broadcasting |
Alarm
Alarm Triggers | Alarm input / Video lost / Motion Detection / System alarm |
Alarm Events | Snapshot / Recording / PTZ preset / Alarm out / Buzzer / Email / Link to Client / Alarm caption |
System
Operation System | Embedded Linux |
User Management | Admin / User |
Log Management | User login / User operation / Alarm / Backup / Update |
Application Programming | NVR Station SDK |
Network
Network Protocol | TCP/IP, UDP, HTTP, DHCP, DNS/DDNS, RTP/RTCP, RTSP, PPPoE, FTP, SNTP, VSIP |
Viewer Software | CMS (NVR Station) / Web / iOS app / Android app |
Max. User Access | 64 Users |
Output Bandwidth | 256Mbps |
Function | NAT / Socks5 / Multiple network access / Packet loss recovery / Auto network organizing |
Network Test | Supported |
Interfaces
Ethernet | 2 x Gigabite network port, RJ45 interface |
Video Out | 1 x HMDI (up to 1920 x 1080@60Hz)
1 x VGA (up to 1920 x 1080@60Hz) |
Audio In / Out | 1 x RCA Line in / 1 x RCA Line out |
Alarm In / Out | 2 x Inputs / 2 x Outputs |
Control | 2 x RS485 |
USB | 4 x USB 2.0 |
e-SATA | 1 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 Consumption | Max. 30W (HDD not included) |
Mechanical
Weight | 7.6Kg / 16.72lb (HDD not included) |
Dimensions | 443 x 461 x 88mm / 17.44’’ x 18.15’’ x 3.46’’ |
Resource
Specification Document
NVR1821-HD Specification Document