Dahua X-Spans S2 2+4MP AI 25x Smart Dual Light PTZ Camera with 2.8mm and 5-125mm Lenses IP66

Dahua X-Spans S2 2+4MP AI 25x Smart Dual Light PTZ Camera with 2.8mm and 5-125mm Lenses IP66
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SDT4E225-4F-GB-A-PV1-S2 - The Dahua X-Spans S2 2+4MP PTZ camera offers intelligent surveillance thanks to the combination of a 2.8mm and 5-125mm dual lens with 25x optical zoom , ideal for monitoring large areas and capturing precise details. It integrates Smart Dual Light , AI-ISP , Auto Tracking 3.0 , Smart Tracking , Perimeter Protection , AcuPick and Xinghan Large-Scale AI Models for accurate detection of people and vehicles even in low light conditions. Equipped with built-in microphones and speaker , active deterrence , Smart H.265+ compression, PoE support and IP66 protection, it represents a professional solution for advanced IP video surveillance systems. Dahua

Technical Data Sheet

Artikel-Nr.: SDT4E225-4F-GB-A-PV1-S2

Marke: Dahua

Manufacturer Object ( [id] => 13 [name] => Dahua [description] =>

Das 2001 gegründete asiatische Unternehmen verdankt seinen Ruf der hervorragenden Qualität seiner Produkte in Bezug auf Leistung und Kapazität. Die Produktpalette von Dahua reicht von klassischen CCTV-Systemen bis hin zu komplexeren und gegliederten Sicherheitssystemen: nicht nur Videoüberwachung, sondern auch Zutrittskontrolle, Video-Zugangssysteme, Produkte zur Wärmeerkennung und vieles mehr. Die Zuverlässigkeit, die hochmoderne Technologie und die wettbewerbsfähigen Preise, die Dahua bietet, sind nur einige der Gründe, warum Setik sich immer für den Vertrieb der Marke entschieden hat. Dahua ist seit Jahren ein solider Bezugspunkt auf dem internationalen CCTV-Markt, dank der enormen Investitionen, die jedes Jahr in Forschung und Entwicklung fließen. Die Zahlen sprechen für sich: von 2016 bis heute hat Dahua mehr als 800 Patente unter seiner eigenen Marke angemeldet. Gegenwärtig kann sich Dahua rühmen, zu den 10 weltweit führenden Unternehmen in der Welt der Sicherheit zu gehören. In diesem Jahr wurde Dahua mit dem 2. Platz in der Rangliste "2018 TOP SECURITY 50" ausgezeichnet.

Die Produkte der Marke Dahua, die von Setik SRL verkauft werden, können als OEM-Produkte geliefert werden, d.h. Produkte, die vollständig original Dahua-Produkte sind, aber ein anderes ästhetisches Erscheinungsbild haben, das dem Online-Markt vorbehalten ist (im Allgemeinen in Bezug auf Logo und Verpackung). Dies beeinträchtigt in keiner Weise die Garantie und die technischen Eigenschaften des Produkts, das immer ein Original Dahua ist, noch irgendwelche Aktualisierungen und Funktionalitäten.

[short_description] =>

Videosorveglianza Dahua

Zhejiang Dahua Technology Co., Ltd. ist einer der weltweit führenden Anbieter von Videoüberwachungslösungen mit mehr als 13.000 Mitarbeitern und 35 aktiven Tochtergesellschaften weltweit.

[id_address] => [date_add] => 2012-07-14 17:53:54 [date_upd] => 2026-02-19 16:06:32 [link_rewrite] => dahua [meta_title] => Die besten Dahua-Produkte: DVR, HCVR,NVR, IPC,SD,PTZ,HDCVI, [meta_keywords] => dahua,hdcvi,ip,hd-sdi,dahua technology,dvr dahua,nvr dahua,hybrid dahua,telecamere dahua,dahua dvr,dahua italia,registratori dahua [meta_description] => Dahua-Produkte für die digitale Videoüberwachung IP, HYBRIDA, HD-SDI, HDCVI, wie z.B. Kameras, Rekorder, Zugangskontrolle, Zubehör und Wifi-Videosprechanlagen. [active] => 1 [webserviceParameters:protected] => Array ( [fields] => Array ( [active] => Array ( ) [link_rewrite] => Array ( [getter] => getLink [setter] => ) ) [associations] => Array ( [addresses] => Array ( [resource] => address [setter] => [fields] => Array ( [id] => Array ( [xlink_resource] => addresses ) ) ) ) ) [id_lang:protected] => 26 [id_shop:protected] => 1 [id_shop_list] => Array ( ) [get_shop_from_context:protected] => 1 [table:protected] => manufacturer [identifier:protected] => id_manufacturer [fieldsRequired:protected] => Array ( [0] => name ) [fieldsSize:protected] => Array ( [name] => 64 ) [fieldsValidate:protected] => Array ( [name] => isCatalogName ) [fieldsRequiredLang:protected] => Array ( ) [fieldsSizeLang:protected] => Array ( [meta_title] => 255 [meta_description] => 512 ) [fieldsValidateLang:protected] => Array ( [description] => isCleanHtml [short_description] => isCleanHtml [meta_title] => isGenericName [meta_description] => isGenericName [meta_keywords] => isGenericName ) [tables:protected] => Array ( ) [image_dir:protected] => /var/www/html/img/m/ [image_format:protected] => jpg [translator:protected] => [def:protected] => Array ( [table] => manufacturer [primary] => id_manufacturer [multilang] => 1 [fields] => Array ( [name] => Array ( [type] => 3 [validate] => isCatalogName [required] => 1 [size] => 64 ) [active] => Array ( [type] => 2 ) [date_add] => Array ( [type] => 5 ) [date_upd] => Array ( [type] => 5 ) [description] => Array ( [type] => 6 [lang] => 1 [validate] => isCleanHtml ) [short_description] => Array ( [type] => 6 [lang] => 1 [validate] => isCleanHtml ) [meta_title] => Array ( [type] => 3 [lang] => 1 [validate] => isGenericName [size] => 255 ) [meta_description] => Array ( [type] => 3 [lang] => 1 [validate] => isGenericName [size] => 512 ) [meta_keywords] => Array ( [type] => 3 [lang] => 1 [validate] => isGenericName ) ) [classname] => Manufacturer [associations] => Array ( [l] => Array ( [type] => 2 [field] => id_manufacturer [foreign_field] => id_manufacturer ) ) ) [update_fields:protected] => [force_id] => ) 1
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SDT4E225-4F-GB-A-PV1-S2 | 6MP OUTDOOR POE PANORAMIC AND PTZ CAMERA WITH ARTIFICIAL INTELLIGENCE - STARLIGHT


Dahua

The Dahua X-Spans S2 2+4MP PTZ camera combines a panoramic view and a PTZ camera with 2.8mm and 5-125mm lenses and 25x optical zoom , offering comprehensive and detailed surveillance of large areas. Thanks to Smart Dual Light , AI-ISP , Auto Tracking 3.0 , Smart Tracking , Perimeter Protection , AcuPick and Xinghan AI Models technologies, it guarantees high quality images and intelligent detection of people and vehicles. The presence of built-in microphones and speaker , active deterrence , Smart H.265+ compression, PoE support and IP66 protection make it a professional solution for advanced IP video surveillance systems.

Main specifications:

  • Resolution: 4MP panoramic + 2MP PTZ
  • Lenses: 2.8mm panoramic + 5-125mm PTZ
  • Optical zoom: 25x
  • AI Technologies: Xinghan AI, AI-ISP, AcuPick
  • Tracking: Auto Tracking 3.0 and Smart Tracking
  • Lighting: Smart Dual Light
  • Protection: Perimeter Protection and IP66
  • Audio: Built-in dual microphone and speaker
  • Compression: Smart H.265+/H.264+
  • Power: PoE (802.3at) and 12 VDC

Further details

✅ Resolution:
The combination of 4 MP for the panoramic channel and 2 MP for the PTZ channel ensures high-definition images, offering a complete view of the monitored area and precise details for the identification of people and vehicles.
✅ Double optics :
The 2.8mm and 5-125mm lenses combine a wide-angle panoramic view with a high-magnification PTZ camera, ensuring extended coverage and detailed control of the scene thanks to the 25x optical zoom .
✅ PTZ Camera:
The PTZ camera with continuous 360° rotation, up to 90° tilt and 300 presets allows dynamic, rapid and precise monitoring of large areas, automatically adapting to the movements of detected subjects.

✅ Smart Dual Illumination:
Smart Dual Illumination technology automatically manages IR illumination and warm light , improving nighttime image quality and providing color footage when a significant presence is detected.
✅ Active Deterrence:
The Active Deterrence function integrates red/blue warning lights and a configurable siren , deterring any intrusions in real time and increasing the security level of the system.
✅ Smart Dual Light :
Thanks to Smart Dual Light technology, the camera activates the white light only when it detects people or vehicles, maintaining the IR illumination normally to reduce power consumption and light pollution.
✅ Smart Tracking:
The Smart Tracking system with Auto Tracking 3.0 coordinates the panoramic and PTZ cameras to automatically detect, lock on to, and track the target, always keeping it in the center of the frame.
✅ Perimeter Protection :
The Perimeter Protection feature uses Artificial Intelligence algorithms to distinguish people and vehicles from irrelevant events, dramatically reducing false alarms caused by animals, leaves, or changes in light.
✅ Built-in Microphone & Speaker:
The dual microphones and built-in speaker enable two-way audio communication , allowing you to listen and interact with people in the monitored area directly from remote.
✅ Network Camera:
This network IP camera supports PoE (802.3at) , Smart H.265+ compression, ONVIF protocols, microSD recording up to 512 GB , NAS and FTP/SFTP , ensuring simple integration with professional video surveillance infrastructures.

Technical data sheet

Model SDT4E225-4F-GB-A-PV1-S2
Room
Image Sensor Overview channel: 1/2.8" CMOS; Detail channel: 1/2.8" CMOS
Pixel Overview channel: 4MP; Detail channel: 2 MP
Max. Resolution Overview channel: 2560 (H) × 1440 (V); Detail channel: 1920 (H) × 1080 (V)
ROM Overview channel: 4GB; Detail channel: 4 GB
RAM Overview channel: 2GB; Detail channel: 1 GB
Electronic Shutter Speed Overview channel: 1/3s-1/100000s;
Detail channel: 1s-1/30000s
Scanning System Progressive
Min. Illumination Panorama:
0.001 [email protected] (Color, 30 IRE)
0.0005 [email protected] (B/W, 30 IRE);
0 lux (illuminator on)
Detail:
0.005 [email protected] (Color, 30 IRE);
0.0005 [email protected] (B/W, 30 IRE);
0 lux (illuminator on)
Illumination Distance Overview channel: 30 m (98.43 ft) (IR); 30 m (98.43 ft) (warm light)
Detail channel: 100 m (328.08 ft) (IR) ; 50 m (164.04 ft) (warm light)
Illuminator On/Off Control Overview channel: Auto; Manual; Off;
Detail channel: Zoom Prio; Car; Manual; Off
Illuminator Number Overview channel: 2 (IR); 2 (warm light);
Detail channel: 2 (IR); 2 (dual light Fusion)
Lens
Focal Length Overview channel: 2.8mm; Detail channel: 5mm–125mm
Max. Openings Overview channel: F1.0; Detail channel: F1.6–F3.6
Field of View Overview channel: H: 101°; V: 53°; D: 120°
Detail channel: H: 51.9°–3.0°; V: 39.7°–2.2°; D: 63.1°–3.7°

Optical Zoom

Channel Overview: NA
Detail channel: 25×

Focus Control

Auto; manual; semi-auto

Close Focus Distance

Overview channel: 0.2 m (0.66 ft)
Detail: 0.1 m–0.5 m (0.33"–1.64")

Iris Control

Channel Overview: NA
Detail channel: Auto; manual; iris first

PTZ
Pan/Tilt Range Overview channel: Pan: 0°; Tilt: +12° to +24° (manual)
Detail channel: Pan: 0° to 360° endless; Tilt: –15° to +90°, auto flip 180°
Manual Speed Control Pan: 0.1°/s–200°/s
Tilt: 0.1°/s–120°/s
Preset Speed Pan: 240°/s
Tilt: 200°/s
Presets 300

Tour

8 (up to 32 presets per tour)

Pattern

5

Scan

5

Power-off Memory Yes

Idle Motion

Preset; Pattern; Tour; Scan

Intelligence
IVS (Perimeter Protection) Tripwire; intrusion; crossing fence detection; loitering detection; abandoned/missing object; fast moving; parking detection; people gathering; human alarm classification; linkage tracking
Face Detection Supports face detection, optimization, capturing pictures, uploading high-quality face snapshots and enhancing face images. Attribute Extraction is also supported, where 6 attributes and 8 expressions can be detected. Face cutout is also offered, where you can cutout one face at a time and customize the size to be a one-inch photo. The supported methods for capturing snapshots are real-time capturing, quality first, and selecting a preferred image among a group of snapshots.
Auto Tracking Auto Tracking 3.0; Linkage Tracking
SMD SMD 4.0
AcuPick Uses deep learning algorithms and works with backend devices to accurately match targets, such as people and motor vehicles, and search through live and recorded videos to quickly locate targets
Car Patrol After an IVS event occurs, the PTZ camera immediately initiates automated patrol of predefined key points to quickly cover potential risk areas and detect unknown threats in real time.
Active Deterrence
Light Warning Red-Blue light warning;
Flash duration: 5 s–30 s;
Flash frequency: high, medium, low
Sound Warning Offers 11 sound alarms 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
Resolution

Overview channel: 4M (2560 × 1440); 3M (2048 × 1536); 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
Detail channel: 1080p (1920 × 1080); 960p (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240)

Video Frame Rate

Channel Overview:
Main stream: 4M/3M/1080p/1.3M/720p@(1–25/30 fps)
Sub stream 1: D1/VGA/CIF@(1–25/30 fps)
Sub stream 2: 1080p/1.3M/720p@(1–25/30 fps)
Detail channel:
Main stream: 1080p/1.3M/720p@(1–50/60 fps)
Sub stream 1: D1/VGA/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: 64 kbps–10,240 kbps
H265: 25 kbps–6,144 kbps
Day/Night Overview channel: Auto; Color; B/W; Electronic
Detail channel: Auto; Color; B/W; Electronic
BLC Yes
WDR Overview channel: DWDR
Detail channel: 120 dB
HLC Yes
White Balance Overview channel: Auto; indoor; outdoor; tracking; manual; sodium lamp; natural light; street lamp
Detail channel: Auto; indoor; outdoor; tracking; manual; sodium lamp; natural light; street lamp
Gain Control Panorama: Car; manual; gain first
Detail: Car; manual; gain first
Noise Reduction Panorama: 2D NR; 3D NR
Detail: Auto: 2D NR; 3D NR
Motion Detection Yes
Region of Interest (ROI) Yes
Image Stabilization Channel Overview: NA
Detail channel: Electronic Image Stabilization (EIS)
Defog Overview channel: Electronic
Detail channel: Electronic
Digital Zoom Channel Overview: NA
Detail channel: 16x
Image Rotation Channel Overview: NA
Detail channel: 180°
Privacy Masking Up to 24 areas can be set, with up to 8 areas in the same view
Multple colors and mosaic available
S/N Ratio

Channel overview: ≥55 dB
Detail channel: ≥55 dB

Audio
Audio Compression PCM, G.711A, G.711Mu, G.726, MPEG2-Layer2, G.722.1, G.729
Built-in MIC Yes
Built-in Speaker Yes
Network
Network Port 1 × 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;RTMP;Bonjour;SMB;NFS

Interoperability ONVIF (Profile S & Profile G & Profile T);CGI;SDK
Streaming Method Unicast / Multicast
User/Host 20 users (total bandwidth: 64M)
Storage Micro SD card (512GB); FTP/SFTP; NAS
Browser web5.0:
IE 9 and later versions;
Chrome 41 and later versions;
Firefox 50 and later versions;
Safari 10 and later versions
Management Software DMSS; DSS Pro
Smartphone Android, iOS
Certification
Certifications CE: EN 50130-4 EN 55032 EN 55035 EN 61000-3-3 EN IEC 61000-3-2 EN 62368-1
Port
Audio Input

1 channel (LINE IN, bare wire,built-in mic (mutually exclusive))

Audio Output

1 channel (LINE OUT, bare wire; built-in speaker (mutually exclusive))

Alarm Input

2 (on-off value input: 0–5 VDC)

Alarm Output

1 channel

Alarm Linkage

Capture; recording; send email; presets; tours; pattern; alarm digital output; audio; warning light

Alarm Event

Motion/tampering 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, 3 A ± 10%
;PoE (802.3at)

Power Consumption

Basic: 14 W;
Max: 25 W (illuminator + heating glass + Siren and Light Active Deterrence + ICR + PTZ)

Power Adapter

Optional

Environment

Operating Conditions

-40°C ~ 65°C (-40°F ~ +149°F)

Operating Humidity

≤95%

Ingress Protection

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

Structure

Casing Material

ADC12

Product Dimensions

160.0 mm × 184.4 mm × 304.6 mm (6.30" × 7.26" × 11.99") (L × W × H)

Net Weight

3.41 kg (7.52 lb)

All our products are in conformity with the in force CE normative (read here). To ask for a copy of the certification fill out this form

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