T4A-PV is a 4MP Wi-Fi turret IP camera designed for indoor and outdoor environments, ideal for home and commercial video surveillance. Equipped with a 2.8mm fixed lens and a 1/3" CMOS sensor, it offers clear images even in low light conditions thanks to the Smart Dual Light technology, which combines IR LEDs and white light up to 30 meters . Integrated artificial intelligence allows precise human detection, reducing false alarms. Two-way communication is guaranteed by an integrated microphone and speaker, while IP67 protection ensures resistance to bad weather. With support for microSD up to 256GB and compatibility with the DMSS app, it offers a complete and reliable solution for security.
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T4A-PV | 4MP FIXED LENS IP CAMERA NIGHT VISION

The Dahua T4A-PV is a 4MP Wi-Fi turret IP camera, ideal for video surveillance in indoor and outdoor environments. Equipped with a 2.8mm fixed lens and a 1/3" CMOS sensor, it offers clear images even in low light conditions thanks to Smart Dual Light technology, which combines IR LEDs and white light up to 30 meters. Integrated artificial intelligence allows precise human detection, reducing false alarms. Two-way communication is guaranteed by an integrated microphone and speaker, while IP67 protection ensures resistance to bad weather. With support for microSD up to 256GB and compatibility with the DMSS app, it offers a complete and reliable solution for security.
Main specifications:
- Resolution : 4MP (2560×1440) at 25/30 fps
- Lens : 2.8mm fixed (F1.6), 98° horizontal field of view
- Lighting : Smart Dual Light with IR LED and white light up to 30 meters
- Audio : Built-in microphone and speaker for two-way communication
- AI : Human detection to reduce false alarms
- Storage : microSD slot up to 256GB
- Connectivity : 2.4GHz Wi-Fi and 100 Mbps LAN port
- Protection : IP67 for dust and water resistance
- Video compression : H.265+/H.264+ for bandwidth and space optimization
- Compatibility : DMSS app for remote monitoring
Further details
✅ Networking:
✅ Audio:

Technical data sheet
T4A-PV | |
Room | |
Image Sensor | 1/3" CMOS |
Max. Resolution | 2560 (H) × 1440 (V) |
Electronic Shutter Speed | Auto/Manual 1/3 s–1/100,000 s |
Illumination Distance | Up to 30 m (98.53 ft) (IR) Up to 30 m (98.53 ft) (Warm light) |
Illuminator On/Off Control | Car |
Illuminator Number | 1 (IR LED); 1 (Warm light) |
Max. Openings | F1.6 |
Field of View | H: 98°; V: 55°; D: 115° |
Intelligence | |
Human Detection | Support the classification and accurate detection of humans |
Video & Audio | |
Video Compression | H.264B; H.264; H.264H; H.265 |
Video Frame Rate | Main stream: 2560 × 1440@(1–25/30 fps); sub stream: 640 × 480@(1–25/30 fps); *The values above are the max. frame rates of each stream; for multiple streams, the values will be subjected to the total encoding capacity. |
Resolution | 4M (2560 × 1440); 3M (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280×960); 720p (1280×720) |
Video Bitrate | H.264: 32kbps ~ 4096kbps H.265: 12kbps ~ 4096kbps |
Day/Night | Color/B/W |
Motion Detection | OFF/ON |
Smart Lighting | Yes |
Image Rotation | 0°/180° |
Built-in MIC | Yes, built-in Mic |
Audio Compression | G.711a; G.711Mu; PCM; G.726 |
Network | |
Network Port | RJ-45 (10/100Base-T) |
Wi-Fi | IEEE802.11b/g/n 2.4–2.4835 GHz; 2.4G |
Storage | Micro SD card (support max. 256GB) |
Management Software | Smart PSS; DSS; DMSS |
Mobile Client | iOS;Android |
General | |
Certifications | CE-LVD: EN62368-1; CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU; CE-RED: Radio Equipment Directive 2014/53/EU |
Power Supply | 12VDC |
Power Consumption | Basic: 2.2W (12VDC) Max. (H.265+warm light intensity): 6.2 W (12 VDC) |
Operating Temperature | –40 °C to +60 °C (–40 °F to +140 °F) |
Operating Humidity | ≤95% |
Protection | IP67 |
Casing Material | Inner core: Metal + Plastic Cover: Plastic |
Product Dimensions | Φ109.9 mm × 102.2 mm (Φ4.33" × 4.02") |
Net Weight | 353g (0.78 lb) |