DAHUA NVR4816/4832-4KS2 16/32 Channel 2U 4K&H.265 Lite Network Video Recorder

System

Main Processor

Industrial embedded micro-processor

Operating System

Embedded Linux

Operation Interface

Web; local GUI

Perimeter Protection by Camera

Performance

16 channels

AI Search

Search for pictures by channel, time and event type

SMD Plus by Camera

Performance

16/32 channels

AI Search

Search by target classification (human, vehicle)

Video

Access Channel

16/32

Network Bandwidth

200 Mbps for access, 200 Mbps for storage and 96 Mbps for forwarding

Resolution

8MP, 6MP, 5MP, 4MP, 3MP, 1080p, 1.3MP, 720p, D1, and more

Decoding Capability

8 channels@1080p (30 fps)

Video Output

HDMI: 3840 × 2160; 1920 × 1080; 1280 × 1024; 1280 × 720
VGA: 1920 × 1080; 1280 × 1024; 1280 × 720

Multi-screen Display

16-channel: 1/4/8/9/16
32-channel: 1/4/8/9/16/25/36

Third Party Camera Access

Panasonic, Sony, Samsung, Axis, Pelco, Arecont, ONVIF, Canon and more

Compression

Video

Smart H.265+; Smart H.264+; H.265; H.264

Audio

PCM; G.711A; G.711U; G.726

Network

Network Protocol

HTTP; HTTPS; TCP/IP; IPv4/IPv6; UPnP; SNMP; RTSP; UDP; SMTP; NTP; DHCP; DNS; IP Filter; DDNS; FTP; Alarm Server; IP Search (supports Dahua IP camera, DVR, NVS, and more); P2P

Mobile Phone Access

Android; iOS

Interoperability

ONVIF (profile T/S/G); CGI; SDK

Browser

Chrome; IE9 or later; Firefox

Record Playback

Multi-channel Playback

1/4/9/16

Record Mode

Manual; schedule (general; MD; alarm; MD & alarm; intelligent)

Storage Method

Local HDD and network

Backup

USB device

Playback Function

1. Play; pause; stop; fast forward; fast backward; rewind; play by frame
2. Full screen; backup (cut/file) ; partially enlarge; audio on/off

Storage

Disk Group

Yes

Alarm

General Alarm

Motion detection; privacy masking; video loss; PIR alarm; IPC alarm

Anomaly Alarm

Camera offline; storage error; full storage; IP conflict; MAC conflict; login lock; network security anomaly

Intelligent Alarm

Perimeter protection; SMD; people counting; heat map

Alarm Linkage

Record; snapshot; IPC external alarm output; buzzer; log; preset; email

External Port

Audio Input

1 channel, RCA connector

Audio Output

1 channel, RCA connector, which support voice intercom output

HDD

8 SATA III ports, up to 10 TB for a single HDD. The maximum HDD capacity varies with environment temperature

Alarm Input

16 channels

Alarm Output

4 channels

RS-232

1 channel, used to debug and pass through serial data

RS-485

1 channel, used to control PTZ, and it supports multiple protocols

USB

2 front USB 2.0 ports, 1 rear USB 3.0 port

HDMI

1

VGA

1

Network

2 RJ-45 10/100/1000 Mbps self-adaptive Ethernet ports

General Parameter

Power Supply

Single, 100V–240V AC, 50 Hz–60 Hz

Power Consumption

< 12W (without HDD)

Net Weight

5.2 kg (11.5 lb) (without HDD)

Gross Weight

9.5 kg (20.9 lb) (without HDD)

Product Dimensions

440.0 mm × 452.5 mm × 94.9 mm (17.3" × 17.8" × 3.7")

Package Dimensions

563 mm × 563 mm × 215 mm (22.2" × 22.2" × 8.5")

Operating Temperature

-10°C to +55°C (+14°F to +131°F)

Storage Temperature

0°C to +40°C (+32°F to +104°F)

Operating Humidity

10%–93% (RH)

Storage Humidity

30%–85% (RH)

Operating Altitude

3,000 m (9,843 ft)

Certifications

CE: EN55032; EN55024; EN50130-4; EN60950-1
FCC: Part 15 Subpart B; ANSI C63.4-2014
UL: UL 60950-1