NVR4232-4KS2/L

System

Main Processor 

Industrial-grade embedded processor 

OS 

Embedded Linux 

Operation Interface 

Web/operating in local GUI 

Perimeter Protection by Camera

Performance 

8 channels 

AI Search 

Search for pictures by channel, time and event type 

Face Detection by Camera

Performance 

4 channels 

Face Attributes 

6 attributes: Gender, age, glasses, expression, mouth mask, and beard 

AI Search

Search for pictures by channel, time and face attributes 

SMD Plus by Camera

Performance 

12 channels 

AI Search 

Search by target classification (human, vehicle)  

Video

Access Channel 

32 

Network Bandwidth 

Access: 160 Mbps; Storage: 128 Mbps; Forward: 48 Mbps  

Resolution

8MP; 6MP; 5MP; 4MP; 3MP; 1080p; 720p; D1 

Decoding Capability

8 × 1080p@30 fps 

Video Output

1 × VGA output, 1 × HDMI output, supports simultaneous video sources output for VGA and HDMI 

Multi-screen Display

1 , 4, 8, 9, 16, 25, 32 views 

Third-party Camera Access

ONVIF; RTSP 

Compression

Video 

Smart H.265/H.265/Smart H.264/H.264/MJPEG 

Audio

PCM/G711A/G711U/G726/AAC  

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 (Support Dahua IP camera; DVR; NVS; etc.); P2P; auto register  

Mobile Phone Access 

Android; iOS 

Interoperability 

ONVIF(profile T/S/G); CGI; SDK 

Browser

Chrome; IE9 or later; firefox 

Record Playback

Multi-channel Playback 

Up to 16 channels for playback 

Record Mode 

Manual record; alarm recording; SMD recording; smart recording 

Storage

Local HDD; network 

Backup

USB storage device 

Playback Function

1. Play/pause/stop/slow/quick/backward/by frame
2. Full screen, backup (video clip/file), partial zoom in, and audio on/off 

Storage

Disk Group 

Yes 

Alarm

General Alarm 

Motion detection, privacy masking, video loss, scene changing, PIR alarm, IPC external alarm 

Anomaly Alarm 

Camera disconnection, storage error, disk full, IP conflict, MAC conflict, login locked, and cybersecurity exception 

Intelligent Alarm 

Face detection, perimeter protection (intrusion and tripwire), IVS, people counting, heat map, and SMD alarms 

Alarm Linkage 

Recording, snapshot, local external alarm output, audio, buzzer, log, preset, and email 

External Port

Audio Input

1 × RCA input 

Audio Output

1 × RCA output 

HDD

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

Alarm Input

4 

Alarm Output

2 

USB

2 (1 × front USB2.0; 1 × back USB2.0) 

HDMI

1 (supports up to 4K resolution output) 

VGA

1 

Network

1 × RJ-45, 10/100/1000 Mbps self-adaptive Ethernet port 

General Parameter

Power Supply

12 V DC, 4A 

Power Consumption

< 5.6 W (HDD not included, idling) 

Net Weight

1.5 kg (3.31 lb) 

Gross Weight

2.6 kg (5.73 lb) 

Product Dimensions

375.0 mm × 282.9 mm x 53.0 mm (14.76″ × 11.14″ × 2.09″) (W × L × H) 

Package Dimensions

433 mm × 140 mm × 363 mm (17.05″ × 5.51″ × 14.29″) (W × L × H) 

Operating Conditions

–10 °C to +55 °C (+10 °F to +131 °F) 

Storage Conditions

0 °C to +40 °C (32 °F to 104 °F) 

Operating Humidity

10℅~93℅ 

Storage Humidity

30%~85% 

Operating Altitude

3000 m (9842.52 ft) 

Installation

Desktop/Rack mount 

Certifications

CE: EN62368-1; EN55032,EN55024, EN55035, EN61000-3-2, EN61000-3-3 EN50130-4
FCC: Part 15 Subpart B