| Features |
Specifications |
| Product Type |
128-Channel 3U 16-HDD Ultra Series Network Video Recorder |
| IP Camera Input |
128 Channels |
| Main Processor |
Intel Processor |
| Operating System |
Embedded Linux |
| Video Compression |
H.265, H.264, MJPEG |
| Recording Resolution |
Up to 12MP |
| Incoming Bandwidth |
384Mbps |
| Recording Bit Rate |
1–20Mbps per Channel |
| Two-Way Talk |
1-Channel Input / 1-Channel Output, RCA |
Display & Decoding
| Features |
Specifications |
| Video Output |
2 × HDMI, 1 × VGA |
| HDMI Resolution |
Up to 3840 × 2160 |
| Multi-Screen Display |
1st Screen: 1/4/8/9/16/25/36; 2nd Screen: 1/4/8/9/16 |
| Decoding Capability |
Up to 16-Channel 1080p @ 30fps |
| Playback Bandwidth |
128Mbps in RAID 5 Mode / 64Mbps in Single HDD Mode |
| Playback Mode |
Play, Pause, Rewind, Fast Play, Slow Play, Digital Zoom and More |
Network & Connectivity
| Features |
Specifications |
| Network Interface |
4 × RJ45 10/100/1000Mbps |
| Ethernet Port Mode |
4 Ports Joint Working or 4 Independent Gigabit Ports |
| Optical Fiber Interface |
2 × Gigabit Optical Fiber |
| Max. User Access |
128 Users |
| Network Protocols |
HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP |
| Interoperability |
ONVIF 2.4, CGI |
| Third-Party Support |
Supports Dahua and Various Third-Party IP Cameras |
Storage & RAID
| Features |
Specifications |
| Internal HDD |
16 × SATA III |
| HDD Capacity |
Up to 8TB per HDD |
| HDD Mode |
Single, RAID 0/1/5/6/10 |
| Hot-Spare |
Global HDD Hot-Spare Supported |
| eSATA |
1 × eSATA |
| SAS |
1 × Mini SAS for Storage Expansion |
| Backup |
USB Device, Network, Internal SATA Burner and eSATA Device |
| Front Cover |
Hot-Swap Supported |
Alarm & Intelligent Functions
| Features |
Specifications |
| Alarm Inputs |
16 Channels |
| Relay Outputs |
8 Channels, NO/NC Programmable |
| Motion Detection |
396 Zones (22 × 18) |
| AI Functions |
Perimeter Protection, Face Detection & Recognition, SMD Plus, Video Metadata, ANPR and 3D Behavior Analysis |
| AI Processing |
AI Functions by Camera |
| Hot Standby |
N+M Cluster Supported |
| Event Trigger |
Recording, PTZ, Tour, Alarm Output, Email, FTP, Snapshot, Buzzer and Screen Tips |
Auxiliary Interface
| Features |
Specifications |
| USB |
4 × USB (2 × USB 2.0, 2 × USB 3.0) |
| RS232 |
1 × RS232 |
| RS485 |
1 × RS485 for PTZ Control |
Power & General
| Features |
Specifications |
| Power Supply |
AC100–240V, 50/60Hz |
| Power Consumption |
<51W Without HDD |
| Installation |
Rack-Mounted |
| Dimensions |
3U, 485 × 529.9 × 133.2mm |
| Weight |
18.1kg Without HDD |
| Operating Temperature |
-10°C to +55°C |
| Operating Humidity |
10%–93% RH |
| Certifications |
CE, FCC, UL |
Note: The Dahua NVR616D-128-4KS2 is a high-capacity 128-channel Ultra Series NVR with 16 SATA III HDD bays, RAID support, 384Mbps recording bandwidth and enterprise-level storage expansion.
Important: The NVR616D-128-4KS2 is listed by Dahua as a discontinued/EOL product. Actual performance and supported functions may vary depending on firmware version, camera models and installed HDDs.
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