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Dahua  |  SKU: DH-SDT4E425-8P-GB-APV1

Dahua Security Camera: 8MP + 4MP X-Spans PTZ Camera- DH-SDT4E425-8P-GB-APV1

 Spy Monkey B2B 

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Experienced Security Specialists

Our company is backed by an experienced team who are dedicated to providing you with top-notch expertise and guidance.

FREE Fast Shipping

FREE SHIPPING over $200! Everyday Australia Wide.

We use the fastest Express Courier shipping available.

A flat rate of $20 applies to orders under $200 in value.

Orders are processed: Monday – Friday from 8am – 5pm.

Shipping Times: Typically 1 - 3 business days or less. We can reach pretty much reach anywhere in Australia in less than 5 Business Days. 

(Public Holidays Excluded)

Please Note: As we use courier shipping, we cannot ship to PO Boxes. 

Order Confirmation: After placing an order, you will receive an order confirmation by email. This means we’ve received your order in our system and will now process it for dispatch. If your item is back-ordered or otherwise unavailable, we will inform you by email and if there is no response we will attempt to contact you be phone as soon as possible. We value your time so we endeavour to be prompt. If your item(s) are available for immediate shipment (within 2 days), we will process the charges and submit the order for shipment.

Tracking Numbers will be sent to your email once your order has shipped. Our order are picked up by couriers around 4pm - 4.30pm every afternoon.

In some cases, we may need to contact you before your order can be shipped. To ensure there is no delay, please respond to any email/phone call from our Customer Service team.

We proudly use the following Shipping Companies. Star Track, Couriers Please and Direct Freight Express.

14-day Money Back Guarantee

We stand behind the quality and effectiveness of our security cameras. If for any reason you're not completely satisfied with your purchase, we offer a hassle-free 14-day money back guarantee. Your satisfaction is our priority, and we want you to feel confident in your decision to choose us.

Click here to learn more: Spy Monkey Returns

Above and Beyond Service

Our commitment to exceptional customer service goes beyond simply selling security cameras. Our knowledgeable and friendly team are ready to assist you throughout your entire experience.

As an authorised dealer, we offer genuine security cameras. Our Australian stock ensures authenticity and reliability, backed by manufacturer warranties. Trust us for quality and peace of mind.


Launched by Dahua Technology, WizSense is a series of AI products and solutions that adopt independent AI chip and deep learning algorithm. It focuses on human and vehicle with high accuracy, enabling users to fast act on defined targets. Based on Dahua's advanced technologies, WizSense provides intelligent, simple and inclusive products and solutions.

System Overview

Designed with more lens than the conventional PTZ camera, the X-Spans series camera captures an expansive view, producing wide, vivid images. It has the combined power of the panoramic and detail camera in its structure and is highly cost-effective, greatly reducing the installation cost of security systems. It also leverages its two cameras to perform smart tracking, and has an independent mode that allows you to separately use each camera.


  • Panorama:Outputs 180° wide angle splicing image
  • Detail: 1/2.8"4Megapixel STARVIS™ CMOS
  • 25x optical zoom
  • Max. 25/30 fps@8M
  • IR distance up to 100 m
  • Auto tracking 3.0
  • Smart tracking
  • Perimeter protection
  • Active deterrence
  • Smart dual light +


Technical Specs


Image Sensor

Panorama: 1/2.7" CMOS; Detail: 1/2.8" CMOS


Panorama: 8 MP; Detail: 4 MP

Max. Resolution

Panorama: 4096 × 1860; Detail: 2560 × 1440


Panorama: 4 GB; Detail: 4 GB


Panorama: 2 GB; Detail: 1 GB

Electronic Shutter Speed

1 s–1/30,000 

Scanning System


Min. Illumination

0.005 lux@F1.4 (Color, 30 IRE);
0.0005 lux@F1.4 (B/W, 30 IRE);
0 lux (illuminator on)
0.005 lux@F1.6 (Color, 30 IRE);
0.0005 lux@F1.6 (B/W, 30 IRE);
0 lux (illuminator on)

Illumination Distance

Panorama: 30 m (98.43 ft) (IR); 30 m (98.43 ft) (white
100 m (328.08 ft) (IR);
50 m (131.23 ft) (white light)

Illuminator On/Off Control

Manual; Auto; Off
Zoom Prio; Manual; Auto; Of

Illuminator Number

Panorama: 2 (IR light); 2 (White light); Detail: 2 (IR
light); 2 (Warm light)


Focal Length

Panorama: 2.8 mm; Detail: 5 mm–125 mm

Max. Aperture

Panorama: F1.4; Detail: F1.6-F3

Field of View

Panorama: H: 180°; V: 86°; Detail: H: 51.9°–3.0°; V:
39.7°–2.2°; D: 63.1°–3.7°

Optical Zoom

Panorama: NA;Detail: 25 ×

Focus Control

Auto; manual; semi-auto

Close Focus Distance

Panorama: 0.6 m (1.97 ft); Detail: 0.1 m–0.5 m (0.33"–

Iris Control

Panorama: NA; Detail: Auto; manual; iris prio

DORI Distance





a: 2.8
Detail: 5

2,500 m
( 8202.1
0 ft)

987.5 m
( 3239.8
3 ft))

500 m
( 1640.4
2 ft)


Pan/Tilt Range

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

Manual Control Speed

Pan: 0.1°/s–180°/s;
Tilt: 0.1°/s–90°/s

Preset Speed

Pan: 0.1°/s–180°/s;Tilt: 0.1°/s–90°/s




8 (up to 32 presets per tour)





Power-off Memory


Idle Motion



IVS (Perimeter Protection)

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

Auto Tracking

Auto tracking 3.0



Active Deterrence
Light Warning Red-blue light warning
Flash duration: 5 s–30 s
Flash frequency: high, medium, low
Sound Warning Offers 11 sound alarm and 10 custom sound alarms can
be imported.
Sound can be set from 0%–100%.
Play times can be set from 1-10.


Video Compression

Smart H.265+;H.265;Smart
H.264+;H.264B;H.264M;H.264H;MJPEG(Sub Stream 1)

Streaming Capability

3 streams


Panorama: 8M (4096 × 1860); 2M (2048 × 928); 1080p
(1920 × 1080); 720p (1280 × 720); 1024 × 448; D1 (704
× 576/704 × 480);VGA (640 × 480);CIF (352 × 288/352
× 240); Detail: 4M (2560 × 1440); 3M (2304 × 1296);
1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280
× 720); D1 (704 × 576/704 × 480);VGA (640 × 480); CIF
(352 × 288/352 × 240)

Video Frame Rate

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

Bit Rate Control


Video Bit Rate

H264: 128 kbps–16,384 kbps
H265: 51 kbps–13,312 kbps;
H264: 96 kbps–16,384 kbps
H265: 38 kbps–10,240 kbps;


Panorama: Auto; Color; B/W; Electronic
Detail: Auto; Color; B/W; Electronic




Panorama: DWDR; Detail: 120 dB



White Balance

Panorama: Auto; indoor; outdoor; tracking; manual;
sodium lamp; natural light; street lamp
Detail: Auto; indoor; outdoor; tracking; manual; sodium
lamp; natural light; street lamp

Gain Control

Panorama: Auto; manual; gain prio
Detail: Auto; manual; gain prio

Noise Reduction

Panorama: 2D NR; 3D NR
Detail: Auto: 2D NR; 3D NR

Motion Detection


Region of Interest (RoI)


Image Stabilization

Panorama: NA
Detail: Optical Image Stabilization (OIS)


Panorama: Electronic
Detail: Electronic

Digital Zoom

Panorama: NA
Detail: 16 ×

Image Rotation

Panorama: NA
Detail: 180°

S/N Ratio

Panorama: ≥55 dB
Detail: ≥55 dB


Audio Compression PCM, G.711A, G.711Mu, G.726, MPEG2-Layer2,
G.722.1, G.729


Network Port  RJ-45 (100/1,000 Base-T)
Network Protocol HTTP;HTTPS;TCP/
Interoperability ONVIF (Profile S & Profile G & Profile T);CGI;SDK;P2P
Streaming Method Unicast/Multicast
User/Host 20 (total bandwidth: 64 M)
Storage Micro SD card (512 GB); FTP/SFTP; NAS
Browser web5.0:
IE 9 and later versions;
Chrome 41 and later versions;
Firefox 52 and later versions;
Safari 10 and later versions
Management Software DMSS; DSS Pro
Mobile Client iOS; Android


Certifications CE: EN55032/EN55024/EN50130-4


Alarm I/O 1/1
Audio I/O 2/1
Alarm Linkage Capture; recording; send email; preset; tour; pattern;
alarm digital input; audio; warning light
Alarm Event Motion/tampering detection; audio detection;
network disconnection detection; IP conflict
detection; memory card state detection; memory
space detection


Power Supply 12 VDC, 3 A ± 10%;PoE (802.3at)
 Power Consumption Basic: 14 W;
Max: 25 W (illuminator + heating glass + Siren and Light
Active Deterrence + ICR + PTZ)


Operating Temperature –40 °C to +65 °C (–40 °F to +149 °F)
Operating Humidity ≤95%
Protection IP66;TVS 6000 V lightning proof; surge protection;
voltage transient protection


Product Dimensions 194.2 mm × 160 mm × 311 mm (7.65" × 6.30" × 12.24")
(L × W × H)
Net Weight 3.1 kg (6.83 lb)


PFB300C Ceiling Mount Bracket
PFA150 Pole Mount Bracket
PFA151 Corner Mount Bracket
PFA111 Mount Adapter Component
PFB303S Parapet Mount Bracket
PFB301S-E Plane Mount Bracket
DH-PFA126 Water-proof Junction Box

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

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