Dahua DHI-XVR4232AN 32 Channel Digital Video Recorder

System

Main Processor

Industrial-grade processor

Operating System

Embedded Linux

Operating Interface

Web; Local GUI

SMD Plus

SMD Plus by Recorder

4 channels: Secondary filtering for human and vehicle, reducing false alarms caused by leaves, rain and lighting condition change

Audio and Video

Analog Camera Input

8 BNC ports, supports HDCVI/AHD/TVI/CVBS auto-detect

Camera Input

1. CVI: 1080p@25/30 fps; 720p@25/30 fps.

2. TVI: 1080p@25/30 fps; 720p@25/30 fps.

3. AHD: 1080p@25/30 fps; 720p@25/30 fps.

IP Camera Input

Up to 10 channels of IPC access

2 IP channels by default + 8 channels (analog channels are converted to IP channels)

Incoming bandwidth: 40 Mbps, recording bandwidth: 40 Mbps and outgoing bandwidth: 40 Mbps

*After IP extension is enabled, the AI Function (SMD) will be disabled.

Encoding Capacity

Main stream: the 1st channel 1080N/720p@(1 fps–25/30 fps), others 1080N/720p@(1 fps–15 fps); 960H/D1/CIF@(1 fps–25/30 fps)

Sub stream: CIF@(1 fps–7 fps)

Dual-stream

Yes

Video Bit Rate

32 kbps–4096 kbps

Audio Sampling

8 kHz, 16 bit

Audio Bit Rate

64 kbps

Video Output

1 HDMI, 1 VGA

HDMI: 1920 × 1080, 1280 × 1024, 1280 × 720

VGA: 1920 × 1080, 1280 × 1024, 1280 × 720

Multi-screen Display

When IP extension mode not enabled: 1/4/8/9

When IP extension mode enabled: 1/4/8/9/16

Third-party Camera Access

Panasonic; Sony; Hanwha; Axis; Arecont; ONVIF

Compression Standard

Video Compression

AI Coding; Smart H.265+; H.265; Smart H.264+; H.264

Audio Compression

G.711a; G.711u; PCM

Network

Network Protocol

HTTP; HTTPS; TCP/IP; IPv4; IPv6; RTSP; UDP; NTP; DHCP; DNS; SMTP; UPnP; IP Filter; FTP; DDNS; SNMP; Alarm Server; P2P; Auto Registration; IP Search (Supports IP camera, DVR, NVS, etc.)

Mobile Phone Access

iOS; Android

Interoperability

ONVIF 22.12 (Profile T; Profile S; Profile G); CGI; SDK

Browser

Chrome; IE; Safari; Edge; Firefox

Recording Playback

Record Mode

General; alarm; motion detection

Recording Playback

1/4/9

Backup Method

USB device and network

Playback Mode

Instant playback; general playback; event playback; tag playback; smart playback

Alarm

General Alarm

Motion detection; HDCVI alarm; camera external alarm; network alarm; PIR alarm

Anomaly Alarm

Error (no disk, disk error, low space, low quota space; network disconnection; IP conflict; MAC conflict); video loss; video tampering; camera offline

Intelligent Alarm

SMD Plus

Alarm Linkage

Record; snapshot (panoramic); IPC external alarm output; audio; buzzer; log; preset; email

Ports

Audio Input

1-channel RCA

8-channel BNC (Coaxial Audio)

Audio Output

1-channel RCA

Two-way Talk

Yes (share the same audio input with the first channel)

Disk Interface

1 SATA port, up to 6 TB. This limit varies depending on the environment temperature.

USB

2 (2 rear USB 2.0 ports)

HDMI

1

VGA

1

Network Port

1 (10/100 Mbps Ethernet port, RJ-45)

General

Power Supply

12 VDC, 1.5 A

Power Consumption

<7 W (without HDD)

Net Weight

0.56 kg (1.24 lb)

Gross Weight

0.96 kg (2.10 lb)

Product Dimensions

197.0 mm × 202.9 mm × 41.5 mm (7.76" × 7.99" × 1.63") (W × D × H)

Packaging Dimensions

332.0 mm × 64.0 mm × 240.0 mm (13.07" × 2.52" × 9.45") (W × D × H)

Operating Temperature

–10 °C to +45 °C (+14 °F to +113 °F)

Storage Temperature

–20 °C to +60 °C (–4 °F to +140 °F)

Operating Humidity

10%–90% (RH), non-condensing

Installation

Desktop

Certifications

CE-LVD: IEC 62368-1:2014

CE-EMC: EN IEC 61000-3-2:2019, EN 61000-3-3:2013+A1:2019, EN 55032:2015+A11:2020, EN 55035:2017+A11:2020, EN 55024:2010+A1:2015, EN 50130-4:2011+A1:2014

FCC: 47 CFR Part 15, Subpart B