IPC-HDW4439EM-AS-PRO este o cameră IP Dahua tip turret de 4 MP (2688 × 1520), cu senzor 1/1.8" CMOS și obiectiv fix de 2,8 / 3,6 mm (în funcție de variantă).

Printre caracteristicile tehnice se numără iluminare IR de până la 30 m, WDR de 120 dB, compresie H.265/H.264/MJPEG, detecție inteligentă a persoanelor și vehiculelor, microfon încorporat, slot microSD de până la 512 GB, 1 intrare / 1 ieșire de alarmă, alimentare PoE (802.3af) și protecție IP67. Aparatul cântărește 500 g și are dimensiunile 101.0 mm × Φ106.0 mm (3.98" × Φ4.17").

Ultima versiune de firmware publicată de Dahua pentru IPC-HDW4439EM-AS-PRO este V3.120.0000000.20 build 261013, din 13.10.2026. Mai jos găsești link-ul oficial de descărcare, notele de versiune și versiunile anterioare.

Aceeași versiune de firmware este publicată pentru 6 modele.

Firmware-ul se încarcă din interfața web a aparatului (meniul de actualizare a sistemului), din ConfigTool sau, la înregistratoare, de pe un stick USB din meniul local.

Mai jos găsești fișa tehnică completă, tradusă în română.

Specificațiile sunt cele publicate de Dahua, cu etichetele traduse în română (preluate la 05.11.2026). Ce nu am tradus a rămas în engleză.

Image Sensor {v.name} -->	1/1.8" CMOS
Max. Resolution {v.name} -->	2688 (H) × 1520 (V)
Scanning System {v.name} -->	Progresiv
Electronic Shutter Speed {v.name} -->	Auto/Manual 1/3 s–1/100,000 s
Min. Illumination {v.name} -->	0.0001 [email protected] (Color, 30 IRE) 0 lux (Illuminator on)
S/N Ratio {v.name} -->	>56 dB
Illumination Distance {v.name} -->	2.8 mm: Up to 20 m (65.62 ft) (Warm light) 3.6 mm: Up to 30 m (98.43 ft) (Warm light)
Illuminator On/Off Control {v.name} -->	Automat; manual
Illuminator Number {v.name} -->	2 (Warm light)
Angle Adjustment {v.name} -->	Pan: 0° – 360° Tilt: 0° – 78° Rotation: 0° – 360°

Lens Type {v.name} -->	Focală fixă
Lens Mount {v.name} -->	M16
Focal Length {v.name} -->	2.8 mm; 3.6 mm
Max. Aperture {v.name} -->	F1.0
Field of View {v.name} -->	2.8 mm: H: 112°; V: 50°; D: 134° 3.6 mm: H: 94; V: 50°; D: 113°
Iris Control {v.name} -->	Fix
Close Focus Distance {v.name} -->	2.8 mm: 2.0 m (6.56 ft) 3.6 mm: 3.0 m (9.84 ft)
DORI Distance {v.name} -->	Lens {v2} --> · Detect {v2} --> · Observe {v2} --> · Recognize {v2} --> · Identify {v2} --> 2.8 mm {v2} --> · 57.9 m ( 189.96 ft) {v2} --> · 23.2 m ( 76.12 ft) {v2} --> · 11.6 m ( 38.06 ft) {v2} --> · 5.8 m ( 19.03 ft) {v2} --> 3.6 mm {v2} --> · 70.3 m ( 230.64 ft) {v2} --> · 28.1 m ( 92.19 ft) {v2} --> · 14.1 m ( 46.26 ft) {v2} --> · 7.0 m ( 22.97 ft) {v2} --> DORI (Detect, Observe, Recognize, Identify) is a standard system (EN-62676-4) for defining the ability of a person viewing the video to distinguish persons or objects within a covered area. The numbers in this table do not reflect intelligent function distances. For intelligent function distances, refer to installation and commissioning manual/project design tool.

IVS (Perimeter Protection) {v.name} -->	Intrusion, tripwire (the two functions support the classification and accurate detection of vehicle and human)
SMD {v.name} -->	SMD 3.0

Video Compression {v.name} -->	H.265; H.264; H.264H; H.264B; MJPEG (Only supported by the sub stream)
AI Coding {v.name} -->	AI H.265; AI H.264 (Super AI Coding) *Includes smart codec technology, Smart H.265+ and Smart H.264+
Video Frame Rate {v.name} -->	Main stream: 2688 × 1520@(1–20/30 fps)/2560 × 1440 (1–30 fps) Sub stream: 704 × 576@(1–25 fps)/704 × 480@(1–30 fps) Third stream: 352 × 288@1 fps/352 × 240@1 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.
Streaming Capability {v.name} -->	3 fluxuri
Resolution {v.name} -->	4M (2688 × 1520/2560 × 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)
Bit Rate Control {v.name} -->	VBR;CBR
Video Bit Rate {v.name} -->	H.264: 24 kbps–4096 kbps H.265: 9 kbps–4096 kbps
Day/Night {v.name} -->	Color / alb-negru
BLC {v.name} -->	Da
HLC {v.name} -->	Da
WDR {v.name} -->	120 dB
White Balance {v.name} -->	Auto; natural; street lamp; outdoor; manual; regional custom
Gain Control {v.name} -->	Automat/manual
Noise Reduction {v.name} -->	3D NR
Motion Detection {v.name} -->	OFF/ON (4 areas, rectangular)
Region of Interest (RoI) {v.name} -->	Da (4 zone)
Smart Illumination {v.name} -->	Da
Image Rotation {v.name} -->	0°/90°/180°/270° (supports 90°/270° with 2688 × 1520 resolution and lower)
Mirror {v.name} -->	Da
Privacy Masking {v.name} -->	4 zone
LDC {v.name} -->	Da

Built-in MIC {v.name} -->	Da, microfon încorporat
Audio Compression {v.name} -->	G.711a; G.711Mu; PCM; G.726

Firmware IPC-HDW4439EM-AS-PRO

Firmware actual

Versiuni anterioare

Specificații IPC-HDW4439EM-AS-PRO

Cameră

Obiectiv

Funcții inteligente

Video

Audio

Alarmă

Rețea

Funcții

Certificări

Porturi

Alimentare

Mediu

Construcție

Documente oficiale

Modele din aceeași serie

Caută alt model

Network Port {v.name} -->	RJ-45 (10/100 Base-T)
SDK and API {v.name} -->	Da
Network Protocol {v.name} -->	IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; NTP; Multicast; ICMP; IGMP; NFS; P2P; Auto Registration
Interoperability {v.name} -->	ONVIF (Profile S & Profile G & Profile T); CGI
User/Host {v.name} -->	6 (Total bandwidth: 36 M)
Storage {v.name} -->	FTP; SFTP; Micro SD card (supports max 512 GB)
Browser {v.name} -->	IE: IE 11 and later Chrome: Chrome 102 and later Firefox: Firefox 88 and later
Management Software {v.name} -->	SmartPSS Lite; DSS; DMSS; DoLynk Care
Mobile Client {v.name} -->	iOS;Android
Security {v.name} -->	Digest;WSSE;Account lockout;Security logs;IP/MAC filtering;Generation and importing of X.509 certification;syslog;HTTPS;802.1x;Trusted boot;Trusted execution;Trusted upgrade;Session security;Security warning;SSL/TLS1.2;AES 256

Light Warning {v.name} -->	Warm light warning Flash/Solid on duration: 5 s–30 s Flash frequency: high, medium, low
Sound Warning {v.name} -->	Offers 3 sound alarms and supports importing custom sound alarms. Sound: 0–100. Play times can be set from 1 – 10. (An external speaker is required.)

Audio Input {v.name} -->	1 channel (RCA port)
Audio Output {v.name} -->	1 channel (RCA port)
Alarm Input {v.name} -->	1 channel in: supports wet contact connection (max load 5 mA 3–5 VDC); supports dry contact connection
Alarm Output {v.name} -->	1 channel out: wet contact, max load 300 mA 12 VDC

Power Supply {v.name} -->	12 VDC (±30%); PoE (802.3af)
Dual Power Backup {v.name} -->	When the power adapter and PoE provide power at the same time, disconnect one of them. The device will continue to work, but will not restart.
Power Consumption {v.name} -->	Basic: 1.8 W (12 VDC); 3.0 W (PoE) Max (Intelligence on + WDR + illuminator intensity): 6.5 W (12 VDC); 8.7 W (PoE)

Operating Temperature {v.name} -->	–40 °C – +60 °C (–40 °F – +140 °F)
Operating Humidity {v.name} -->	≤95% (RH), fără condensare
Storage Temperature {v.name} -->	–40 °C – +60 °C (–40 °F – +140 °F)
Storage Humidity {v.name} -->	≤95% (RH), fără condensare
Protection {v.name} -->	IP67
Anti-corrosion Level {v.name} -->	Basic Protection *The products are designed for general use and are applicable even in areas with no specific requirements for anti-corrosion protection.

Casing Material {v.name} -->	Metal
Product Dimensions {v.name} -->	101.0 mm × Φ106.0 mm (3.98" × Φ4.17")
Net Weight {v.name} -->	500 g (1.10 lb)
Gross Weight {v.name} -->	770 g (1.70 lb)