Dahua 4MP Zoom 25x Starlight IR WizSense Network PTZ Camera (SD4A425DB-HNY)

High-performance 4MP PTZ camera with 25× optical zoom, Starlight technology, perimeter protection, face detection, and auto-tracking

1/2.8" 4 Megapixel STARVIS™ CMOS
25× optical zoom
Starlight technology
Max. 25/30 fps@4MP
IR distance up to 100 m
Auto-tracking 1.0
Perimeter protection
Face detection
SMD 3.0
IP66

Camera

Image Sensor
1/2.8" CMOS

Pixel
4 MP

Max. Resolution
2560 × 1440

ROM / RAM
128 MB / 512 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; Auto; Off

Illuminator Number
6 (IR)

Lens

Focal Length
5 mm–125 mm

Max. Aperture
F1.6–F3.6

Field of View
H: 51.9°–3.0°
V: 39.7°–2.2°
D: 63.1°–3.7°

Optical Zoom
25×

Focus Control
Auto; semi-auto; manual

Close Focus Distance
0.5 m–5 m

Iris Control
Auto; manual

DORI Distance
Detect: 2,500 m
Observe: 987.5 m
Recognize: 500 m
Identify: 250 m

PTZ

Pan/Tilt Range
Pan: 0°–360° endless
Tilt: –5° to +90°, auto flip 180°

Manual Control Speed
Pan: 0.1°–240°/s
Tilt: 0.1°–160°/s

Preset Speed
Pan: 240°/s; Tilt: 160°/s

Preset
300

Tour / Pattern / Scan
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

Intelligence

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

Face Detection
Supports face detection, face track box, capturing pictures, face enhancement; supports face cutout (Face, one-inch photo)

Auto Tracking
Human and vehicle tracking based on Auto Tracking 1.0

SMD
SMD 3.0

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

Video

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

Streaming Capability
3 streams

Resolution
4M (2560 × 1440); 3M (2304 × 1296); 1080p; 1.3M; 720p; D1; VGA; CIF

Video Frame Rate
Main stream: 4M/3M/1080p/1.3M/720p @(1–25/30 fps)
Sub streams: D1/VGA/CIF @(1–25/30 fps); 720p/CIF @(1–25/30 fps)

Bit Rate Control
CBR/VBR

Video Bit Rate
H.264: 96 Kbps–14,848 Kbps
H.265: 38 Kbps–8,960 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.726; MPEG2-Layer2; G722.1; PCM

Network

Network Port
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; SAMBA

Interoperability
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+; Chrome 41+; Firefox 50+; iOS 10+

Management Software
DMSS; DSS PRO

Mobile Client
iOS; Android

Certification
CE: EN55032/EN55024/EN50130-4
FCC: Part15 subpartB, ANSI C63.4-2014
UL: UL62368-1

Port

Audio Input
1 channel (LINE IN, bare wire)

Audio Output
1 channel (LINE OUT, bare wire)

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

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

Alarm I/O
2/1

Audio I/O
1/1

Power

Power Supply
12 VDC/2 A ± 10% (included); PoE+ (802.3at)

Power Consumption
Basic: 9.5 W
Max: 21.5 W (illuminator + fan + PTZ)

Environment

Operating Temperature
–40 °C to +65 °C

Operating Humidity
≤95%

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

Structure

Product Dimensions
170.4 × Φ171.1 mm

Net Weight
2.5 kg

Gross Weight
3.2 kg