Dahua 4MP DH-SD49425XB-HNR DH-SD49425GB-HNR 25x Starlight IR PTZ AI Network Camera

Camera

Image Sensor

1/2.8″ CMOS

Pixel

4 MP

Max. Resolution

2560 (H) × 1440 (V)

ROM

4 GB

RAM

1 GB

Electronic Shutter Speed

1/1 s–1/30,000 s

Scanning System

Progressive

Min. Illumination

Color: 0.005 lux@F1.6
B/W: 0.0005 lux@F1.6
0 lux@F1.6 (IR light on)

Illumination Distance

100 m (328.08 ft) (IR)

Illuminator On/Off Control

Zoom Prio; Manual; Smart IR; Off

Illuminator Number

4 (IR)

Lens

Focal Length

5 mm–125 mm

Max. Aperture

F1.6–F3.6

Field of View

H: 53.1°–3.4°; V: 30.4°–1.9°; D: 59.3°–3.9°

Optical Zoom

25×

Focus Control

Auto; semi-auto; manual

Close Focus Distance

1 m–9 m (3.28 ft–29.53 ft)

Iris Control

Auto

DORI Distance

Detect

Observe

Recognize

Identify

2161.4 m (7091.21 ft)

864.6 m (2836.61 ft)

432.3 m

(1418.30 ft)

216.1 m (708.99 ft)

PTZ

Pan/Tilt Range

Pan: 0° to 360° endless
Tilt: –15° to +90°, auto flip 180°

Manual Control Speed

Pan: 0.1°–200°/s
Tilt: 0.1°–120°/s

Preset Speed

Pan: 240°/s
Tilt: 200°/s

Preset

300

Tour

8 (up to 32 presets per tour)

Pattern

5

Scan

5

Power-off Memory

Yes

Idle Motion

Pattern; Preset; Scan; Tour

PTZ Protocol

DH-SD
Pelco-P/D(Auto recognition)

Intelligence

IVS (Perimeter Protection)

Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; vehicle/human alarm classification

Face Detection

Supports face detection, optimization, tracking, capturing pictures, uploading high-quality face snapshots, and face enhancement; Supports attributes extraction. 6 attributes and 8 expressions: Gender, age, glasses, expressions (angry, sad, hate, scary, surprise, calm, happy and confused), mask, mustache; Supports face cutout: Face, one-inch photo. Capturing strategies include real-time capturing, optimization, and quality first

SMD

Yes

Quick Pick

Yes

Video

Video Compression

H.264H; H.264B; Smart H.265+; H.264; H.265; MJPEG(Sub Stream); Smart H.264+

Streaming Capability

3 streams

Resolution

4M (2560 × 1440); 3M (2048 × 1536); 3M (2304 × 1296); 1080p (1920 × 1080); 720p (1280 × 720); D1 (704 × 576/704 × 480); CIF (352 × 288/352 × 240)

Video Frame Rate

Main stream: 4M/3M/1080p/1.3M/720p @(1–25/30 fps)
Sub stream 1: D1/CIF@ (1–25/30 fps)
Sub stream 2: 1080p/1.3M/720p @(1–25/30 fps)

Bit Rate Control

CBR/VBR

Video Bit Rate

H264: 96–14,848 Kbps
H265: 38–8,960 Kbps

Day/Night

Auto (ICR)/Color/B/W

BLC

Yes

WDR

Yes

HLC

Yes

White Balance

Auto; indoor; outdoor; ATW; manual; sodium lamp; natural light; street lamp

Gain Control

Auto; manual

Noise Reduction

2D NR; 3D NR

Motion Detection

Yes

Region of Interest (RoI)

Yes

Image Stabilization

Electronic (EIS)

Defog

Electronic

Digital Zoom

16×

Image Rotation

180°

Privacy Masking

Up to 24 areas can be set, with up to 8 areas in the same view

S/N Ratio

≥ 55 dB

Audio

Audio Compression

PCM; G.711a; G.711Mu; G.726; MPEG2-Layer2; G722.1; G729; G723

Network

Network Port

1 × RJ-45 (10/100 Base-T)

Network Protocol

FTP; RTMP; IPv6; Bonjour; IPv4; DNS; RTCP; PPPoE; NTP; RTP; 802.1x; HTTPS; SNMP; TCP/IP; DDNS; UPnP; NFS; ICMP; UDP; IGMP; HTTP; SSL; DHCP; SMTP; Qos; RTSP; ARP

Interoperability

RTMP; CGI; SDK; ONVIF (Profile S&G&T); P2P

Streaming Method

Unicast/Multicast

User/Host

20 (total bandwidth: 64 M)

Storage

Micro SD card (512 GB); FTP/SFTP; NAS

Browser

IE 9 and later versions
Chrome 41 and later versions
Firefox 50 and later versions
iOS 10 and later versions

Management Software

DSS; DMSS

Mobile Client

iOS; Android

Certification

Certifications

CE-EMC: EN 55032; EN 61000-3-3; EN 61000-3-2; EN 50130-4; EN 55035

CE-LVD: EN 62368-1

FCC: 47 CFR FCC Part15, Subpart B, NSI C63.4

UL: UL62368-1

Port

Audio Input

1 channel (LINE IN, bare wire)

Audio Output

1 channel (LINE OUT,bare wire)

Alarm Linkage

Capture; recording; send email; preset; tour; pattern; alarm digital input

Alarm Event

Motion/Tampering detection; audio detection; network disconnection detection; IP conflict detection; memory card state detection; memory space detection

Alarm I/O

2/1

Audio I/O

1/1

Power

Power Supply

12 VDC/3A±10%
PoE (802.3at)

Power Consumption

Basic: 9 W
Max.: 20 W (Illuminator+alarm+PTZ)

Environment

Operating Temperature

–40 °C to +70 °C (–40 °F to +158 °F)

Operating Humidity

≤ 95%

Storage Temperature

–40 °C to +70 °C (–40 °F to +158 °F)

Storage Humidity

≤ 95%

Protection

IP66, TVS 6000 V lightning proof; surge protection; voltage transient protection

Structure

Product Dimensions

270.4 mm × Φ160 mm (10.65″ × Φ6.30″)

Net Weight

2.4 kg (5.29 lb)

Gross Weight

3.9 kg (8.60 lb)