Dahua 2MP Zoom 25x Starlight IR Network PTZ Camera (SD49225DB-HNY)

High-performance 2MP PTZ camera with 25× optical zoom, Starlight technology, face detection, and perimeter protection

1/2.8" 2 Megapixel STARVIS™ CMOS
25× optical zoom
Starlight technology
Max. 25/30 fps@1080p
IR distance up to 100 m
H.265 encoding
Perimeter protection
Face Detection (up to 8 faces at the same time)

Camera

Image Sensor
1/2.8" CMOS

Pixel
2 MP

Max. Resolution
1920 × 1080

ROM / RAM
128 MB / 256 MB

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 (IR on)

Illumination Distance
100 m (IR)

Illuminator On/Off Control
Zoom Prio; Manual; Smart IR

Illuminator Number
3 (IR)

Lens

Focal Length
4.8 mm–120 mm

Max. Aperture
F1.6–F3.5

Field of View
H: 58.5°–2.8°; V: 33.2°–1.5°; D: 67.5°–3.2

Optical Zoom
25×

Focus Control
Auto; semi-auto; manual

Close Focus Distance
0.1 m–1.5 m

Iris Control
Auto

DORI Distance
Detect: 1,613 m
Observe: 646 m
Recognize: 323 m
Identify: 161 m

PTZ

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

Manual Control Speed
Pan: 0.1°–80°/s
Tilt: 0.1°–80°/s

Preset Speed
Pan: 80°/s; Tilt: 80°/s

Preset
300

Tour / Pattern / Scan
Tour: 8 (up to 32 presets per tour)
Pattern: 5
Scan: 5

Power-off Memory
Yes

Idle Motion
Preset; Pattern; Tour; Scan

PTZ Protocol
DH-SD; Pelco-P/D (Auto recognition)

Intelligence

IVS (Perimeter Protection)
Tripwire; intrusion; crossing fence; loitering; abandoned/missing object; fast moving; parking; people gathering; vehicle/human alarm classification

Face Detection
Supports face detection, capturing pictures, and face enhancement

SMD
SMD 3.0

Auto Patrol
Triggers IVS rule on target detection; links PTZ to rotate and patrol presets

Video

Video Compression
Smart H.265+; H.265; Smart H.264+; H.264; H.264B; MJPEG

Streaming Capability
3 streams

Resolution
1080p; 960p; 720p; D1; VGA; CIF

Video Frame Rate
Main stream: 1080p/960p/720p@(1–25/30 fps)
Sub streams: D1/VGA/CIF@(1–25/30 fps); 1080p/960p/720p@(1–25/30 fps)

Bit Rate Control
CBR/VBR

Video Bit Rate
H.264: 1792–8192 kbps
H.265: 512–5632 kbps

Day/Night
Auto (ICR)/Color/B/W

BLC / WDR / HLC
BLC: Yes
WDR: 120 dB
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 (8 areas per view)

S/N Ratio
≥55 dB

Audio

Audio Compression
G.711a; G.711Mu; G.722.1; G.726; MPEG2-Layer2; G.729

Network

Network Port
RJ-45 (10/100 Base-T)

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

Interoperability
CGI; Dahua SDK; API; SDK; ONVIF (Profile S & G & T)

Streaming Method
Unicast/Multicast

User/Host
20 (total bandwidth 64 M)

Storage
FTP; Micro SD card (512 GB); NAS

Browser
IE 7+; Chrome; Firefox; Safari

Management Software
DMSS; DSS Pro

Mobile Client
iOS; Android; iPhone; iPad

Certification
CE: EN55032/EN55024/EN50130-4
FCC: Part15 subpartB, ANSI C63.4-2014

Port

Audio Input
1 channel (LINE IN, bare wire)

Audio Output
1 channel (LINE OUT, bare wire)

Alarm Linkage
Capture; preset; tour; pattern; recording; alarm digital input; audio; send email

Alarm Event
Motion/tampering; audio detection; network disconnection; IP conflict; memory card state; memory space; power exception

Alarm I/O
2/1

Audio I/O
1/1

Power

Power Supply
12 VDC/3 A (±10%), PoE (802.3at)

Power Consumption
Basic: 12 W; Max: 20 W (IR on)

Environment

Operating Temperature
–40 °C to +60 °C

Operating Humidity
≤95%

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

Structure

Product Dimensions
270.4 × Φ160 mm

Net Weight
2.4 kg

Gross Weight
3.9 kg