Dahua IPC-MFW7849Y-Z4-T8A este o cameră IP tip bullet cu rezoluție de 8 MP (3840 × 2160), senzor 1/1.2" CMOS și obiectiv varifocal motorizat de 20–80 mm.

Pe scurt, aparatul are iluminare IR de până la 80 m, WDR de 120 dB, compresie H.265+/H.265/H.264+/H.264, detecție inteligentă a persoanelor și vehiculelor, funcții de detecție facială, recunoaștere a numerelor de înmatriculare, slot microSD de până la 256 GB, 7 intrări / 3 ieșiri de alarmă și alimentare 12 V DC. Ca gabarit, cântărește 6,4 kg și are dimensiunile 483.4 mm × 197.7 mm × 195.4 mm (19.03" × 7.78" × 7.69") (L × W × H).

Dahua oferă pentru IPC-MFW7849Y-Z4-T8A firmware-ul V3.146.0000000.66 build 260902, lansat la 02.09.2026. Fișierul se descarcă direct de pe serverele Dahua; IPCCTV nu găzduiește firmware.

Aceeași versiune de firmware este publicată pentru 2 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.

Firmware actual

Versiune

Data

Regiune

Descărcare și note

V3.146.0000000.66 build 260902DH_IPC-MFW8XXX-SP-Faraday_MultiLang_PN_Stream3_V3.146.0000000.66.R.260902 · Variantă: IPC-MFW7849Y-Z4-T8A (S0) · același fișier pentru 2 modele

02.09.2026

Global

Descarcă de la Dahua Release notes

817.8MB · MD5 dee8481ae19debf0eec9cc90cbbd03a7

Versiuni anterioare

Dahua publică doar versiunea actuală pentru acest model. Când apare o versiune nouă, o păstrăm pe cea veche aici.

Specificații IPC-MFW7849Y-Z4-T8A

Senzor de imagine

Channel 1: 1/1.2" CMOS
Channel 2: 1/1.8" CMOS

Rezoluție maximă

Channel 1: 3840 (H) × 2160 (V)
Channel 2: 4976 (H) × 1452 (V)

Memorie ROM

8 GB

Memorie RAM

4 GB

Sistem de scanare

Progresiv

Viteză obturator electronic

Auto/Manual 1/3 s–1/100,000 s

Iluminare minimă

Channel 1: 0.0003 [email protected](Color,30IRE) 0 lux (Illuminator on) Channel 2: 0.0003 [email protected](Color,30IRE) 0 lux (Illuminator on)

Raport semnal/zgomot

﹥ 56 dB

Distanță iluminare

Channel 1: 80 m (262.47 ft) (warm light) Channel 2: 30 m (98.43 ft) (warm light )

Control pornire/oprire iluminator

Auto; Manual

Număr de iluminatoare

Channel 1: 8 (Warm light) Channel 2: 4 (Warm light)

Unghi pan/tilt/rotire

Channel 1: Tilt: ±5°
Channel 2: Tilt: ±15°

Tip obiectiv

Channel 1: Motorized vari-focal
Channel 2: Fixed-focal

Montură obiectiv

Channel 1: CS
Channel 2: M16

Distanță focală

Channel 1: 20 mm–80 mm
Channel 2: 3.6 mm

Diafragmă maximă

Channel 1: F1.1
Channel 2: F1.0

Câmp vizual

Channel 1: H: 27°–9° ; V: 15°–5° ; D: 31°–10° ;
Channel 2: H: 180°; V: 50°

Control diafragmă

Channel 1: Auto
Channel 2: Fixed

Tip control diafragmă

Channel 1: P-Iris Channel 2: NA

Distanță minimă de focalizare

Channel 1: 5 m–10 m (16.40 ft–32.81 ft)
Channel 2: 2 m (6.56 ft)

Distanțe DORI

Lens · Detect · Observe · Recognize · Identify
Channel1: W · 303.45 m (995.57 ft) · 121.38 m (398.23 ft) · 60.69 m (199.11 ft) · 30.34 m (99.54 ft)
T · 1048.28 m (3439.24 ft) · 419.31 m (1375.69 ft) · 209.66 m (687.86 ft ） · 104.83 m (343.93 ft)
Channel2: · 61.9 m (203.08 ft) · 24.8 m (81.36 ft) · 12.4 m (40.68 ft ） · 6.2 m (20.34 ft)
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 (protecție perimetrală)

Intrusion, tripwire, fast moving (the three functions support the classification and accurate detection of vehicle and human); loitering detection, people gathering, and parking detection

Detecție față

Face detection; track; snapshot; snapshot optimization; optimal face snapshot upload; face enhancement; face exposure; face attributes extraction including 6 attributes (gender, age, glasses, expressions, mask, and beard) and 8 expressions (angry, sad, disgusted, scared, surprised, calm, happy, confused); face snapshot set as face or one-inch photo; snapshot strategies (real-time snapshot, quality priority and optimization snapshot); face angle filter; optimization time setting.

Recunoaștere facială

Face detection; track; snapshot; snapshot optimization; optimal face snapshot upload; face enhancement; face exposure; face attributes extraction including 6 attributes (gender, age, glasses, expressions, mask, and beard) and 8 expressions (angry, sad, disgusted, scared, surprised, calm, happy, confused); face snapshot set as face or one-inch photo; snapshot strategies (recognition priority and optimization snapshot); face angle filter; optimization time setting.
Supports adding 5 group face databases; registering person one by one or in batches; setting face similarity; and supports face comparison with the face database containing up to 100,000 face pictures.

Numărare persoane

Tripwire people counting and people counting in area, generating and exporting report (day/month/year); queue management, generating and exporting report (day/month); 4 rules can be set for tripwire, people counting in area and queue management

Crowd Distribution Map

Crowd distribution map; global people counting; people counting in area

Metadate video

Motor vehicle, non-motor vehicle, face, human body detection; track; snapshot; snapshot optimization; optimal face snapshot upload. Motor vehicle attributes: license plate, vehicle type, vehicle color, vehicle logo and other attributes : seatbelt, smoking, calling. Non-motor vehicle attributes: type, color, number of people, top type and color, hat. Human body attributes: gender, top/bottom type and color, bag, hat and umbrella. Face attributes: gender, age, expressions, glasses, face mask and beard.

Căutare inteligentă

Work together with Smart NVR to perform refine intelligent search, event extraction and merging to event videos

Compresie video

H.265; H.264; H.264H; H.264B; MJPEG (Only supported by the sub stream)

Codec inteligent

Smart H.265+; Smart H.264+

Cadre video pe secundă

Channel 1:
Main stream: 3840 × 2160@(1–25/30 fps)
sub stream: 1920 × 1080@(1–25/30 fps)
third stream: 1920 × 1080@(1–25/30 fps)
Channel 2:
Main stream: 4976 × 1452@(1–25/30 fps)
sub stream: 1244 × 364@(1–25/30 fps)
third stream: 2488 × 726@(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.

Capacitate de streaming

3 fluxuri

Rezoluție

Channel 1: 8M (3840 × 2160); 6M (3072 × 2048); 5M (3072 × 1728); 4M (2688 × 1520); 3M (2304 × 1296); 1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720)
Channel 2: 8M (4976 × 1452); 2M (2488 × 726); 0.5M (1244 × 364)

Control debit

CBR/VBR

Debit video

Channel 1:
H.264: 32 kbps – 16384 kbps
H.265: 12 kbps – 11776kbps
Channel 2:
H.264: 32 kbps – 16384 kbps
H.265: 12 kbps – 11520 kbps

Zi/noapte

Color / alb-negru

Compensare contralumină (BLC)

Compensare lumină puternică (HLC)

WDR

120 dB

Adaptare automată la scenă (SSA)

Balans de alb

Auto; natural; street lamp; outdoor; manual; regional custom

Control câștig

Auto; Manual

Reducere zgomot

3D NR

Detecție mișcare

OFF/ON (4 areas, rectangular)

Regiune de interes (ROI)

Da (4 zone)

Stabilizare imagine

Electronic Image Stabilization (EIS)

Iluminare inteligentă

Anti-ceață

Rotire imagine

G.711a; G.711Mu; PCM; G.726; G.723;

Oglindire

Mascare zone private

4 zone

Time-Division Exposure

Port de rețea

RJ-45 (10/100/1000 Base-T)

SDK și API

Protocol de rețea

IPv4; IPv6; HTTP; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; SAMBA; PPPoE; SNMP; P2P

Securitate cibernetică

Configuration encryption; trusted execution; Digest; security logs; WSSE; account lockout; syslog; video encryption; 802.1x; IP/MAC filtering; HTTPS; trusted upgrade; trusted boot; firmware encryption; generation and importing of X.509 certification

Interoperabilitate

ONVIF (Profile S/Profile G/ Profile T); CGI

Utilizatori / gazdă

Stocare

FTP; SFTP; Micro SD card (support max. 256 GB); NAS

Browser

With plug-in:
IE: IE9 and later;
Chrome: Chrome 86 and later;
Firefox: Firefox 86 and later;
Without plug-in:
Edge;
Chrome: Chrome 86 and later;
Firefox: Firefox 86 and later

Software de administrare

DSS Pro; DMSS

Aplicație mobilă

iOS; Android

RS-485

1 (baud rate range:1200 bps–115200 bps)

Intrare audio

2 channels (RCA port)

Ieșire audio

1 channel (RCA port)

Intrare alarmă

7 channels in: 5mA 3V–5V DC