Adjustment shutter speed Camera - Auto/Manual
Angle of rotation Camera - 360°
Audio - Audio formats supported - G.711 A-law, G.711 μ-law, G.723, G.726
Audio - Built-in microphone - Yes
Audio - Signal-to-Noise Ratio (SNR) - 56 dB
Audio formats supported Audio - G.711 A-law, G.711 μ-law, G.723, G.726
Back Light Compensation (BLC) Video - Yes
Bit rate control Video - Constant Bit Rate (CBR)/Variable Bit Rate (VBR)
Bit rate Video - 3 kbps - 8192 kbps
Bluetooth Network - No
Brand - Dahua Technology
BrandPartCode - IPC-HDW3841EM-S-0280B-S2
Built-in HDD Storage - No
Built-in microphone Audio - Yes
Camera - Adjustment shutter speed - Auto/Manual
Camera - Angle of rotation - 360°
Camera - Camera shutter speed - 1/3 - 1/100000 s
Camera - Camera shutter type - Electronic
Camera - Lens viewing angle, diagonal - 127°
Camera - Lens viewing angle, horizontal - 107°
Camera - Lens viewing angle, vertical - 56°
Camera - Minimum illumination - 0 lx
Camera - Number of Privacy masking areas - 4
Camera - Pan range - 0 - 360°
Camera - Tilt angle range - 0 - 78°
Camera - White balance - Auto, Manual, Natural, Outdoor, Regional custom, Street lamp
Camera shutter speed Camera - 1/3 - 1/100000 s
Camera shutter type Camera - Electronic
Card reader integrated Storage - Yes
Category - Security Cameras
Category Code - FNC
Closest focusing distance Lens system - 1.5 m
CnCode - 85258900
Compatible memory cards Storage - MicroSD (TransFlash)
Connectivity technology Performance - Wired
Day/night mode Performance - Yes
Description - 8-MP 1/2.8" CMOS image sensor, excellent low luminance performance and high definition of imagesOutputs max. 8MP (3840 × 2160) @25/30 fpsH.265 codec, high compression rate, ultra-low bit rateBuilt-in IR LED, max. IR distance: 30 mROI, SMART H.264 +/H.265+, AI H.264/H.265, flexible coding, applicable to various bandwidth and storage environmentsRotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenesIntelligent detection: Intrusion, tripwire (support the classification and accurate detection of vehicle and human)Abnormality detection: Motion detection, privacy masking, scene changing, audio detection, no SD card, SD card full, SD card error, network disconnection, IP conflict, illegal access, and voltage detectionMax. 256 G Micro SD card. built-in Mic12 VDC/PoE power supply facilitates installationIP67 protectionSMD 4.0, AI SSA
Design - Form factor - Turret
Design - Housing material - Metal
Design - International Protection (IP) code - IP67
Design - Mounting type - Ceiling
Design - Product colour - White
Detect distance Lens system - 87.7 m
Diameter Weight & dimensions - 10.6 cm
Dynamic range Performance - 120 dB
Ethernet interface type Network - Fast Ethernet
Ethernet LAN (RJ-45) ports Ports & interfaces - 1
Ethernet LAN Network - Yes
Fixed focal length Lens system - 2.8 mm
Form factor Design - Turret
Frame rate Video - 30 fps
Gain control type Video - Auto
Height Weight & dimensions - 93.6 mm
Highlight Compensation (HLC) Video - Yes
Housing material Design - Metal
Identify distance Lens system - 8.8 m
Image sensor - Optical sensor size - 25.4 / 2.8 mm (1 / 2.8")
Image sensor - Progressive scan - Yes
Image sensor - Sensor type - CMOS
Internal memory Storage - 1024 MB
International Protection (IP) code Design - IP67
LED type Night vision - IR
Lens system - Closest focusing distance - 1.5 m
Lens system - Detect distance - 87.7 m
Lens system - Fixed focal length - 2.8 mm
Lens system - Identify distance - 8.8 m
Lens system - Minimum aperture number - 1.4
Lens system - Observe distance - 35.1 m
Lens system - Recognize distance - 17.5 m
Lens viewing angle, diagonal Camera - 127°
Lens viewing angle, horizontal Camera - 107°
Lens viewing angle, vertical Camera - 56°
LongDesc -
LongProductName - 8MP IR Fixed-focal Eyeball WizSense Network Camera
LongSummaryDescription - Dahua Technology WizSense IPC-HDW3841EM-S-0280B-S2. Type: IP security camera, Placement supported: Indoor & outdoor, Connectivity technology: Wired. Mounting type: Ceiling, Product colour: White, Form factor: Turret. Angle of rotation: 360°, Lens viewing angle, horizontal: 107°, Lens viewing angle, vertical: 56°. Sensor type: CMOS, Optical sensor size: 25.4 / 2.8 mm (1 / 2.8"). Detect distance: 87.7 m, Observe distance: 35.1 m, Recognize distance: 17.5 m
Maximum memory card size Storage - 256 GB
Maximum resolution Video - 3840 x 2160 pixels
Minimum aperture number Lens system - 1.4
Minimum illumination Camera - 0 lx
Mirror Security - Yes
Model - IPC-HDW3841EM-S-0280B-S2
Mounting type Design - Ceiling
Network - Bluetooth - No
Network - Ethernet interface type - Fast Ethernet
Network - Ethernet LAN - Yes
Network - Number of users - 20 user(s)
Network - Supported network protocols - 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
Network - Wi-Fi - No
Night vision - LED type - IR
Night vision - Night vision - Yes
Night vision - Night vision distance - 30 m
Night vision - Number of illumination LEDs - 2
Night vision distance Night vision - 30 m
Night vision Night vision - Yes
Noise reduction technology Video - 3D noise reduction
Noise reduction Video - Yes
Number of cameras Packaging content - 1
Number of illumination LEDs Night vision - 2
Number of Privacy masking areas Camera - 4
Number of users Network - 20 user(s)
Observe distance Lens system - 35.1 m
Operating temperature (T-T) Operational conditions - -40 - 60 °C
Operational conditions - Operating temperature (T-T) - -40 - 60 °C
Operational conditions - Storage temperature (T-T) - -40 - 60 °C
Optical sensor size Image sensor - 25.4 / 2.8 mm (1 / 2.8")
Package weight Packaging data - 770 g
Packaging content - Number of cameras - 1
Packaging data - Package weight - 770 g
Pan range Camera - 0 - 360°
Performance - Connectivity technology - Wired
Performance - Day/night mode - Yes
Performance - Dynamic range - 120 dB
Performance - Placement supported - Indoor & outdoor
Performance - Type - IP security camera
Performance - Wide Dynamic Range (WDR) - Yes
Placement supported Performance - Indoor & outdoor
Ports & interfaces - Ethernet LAN (RJ-45) ports - 1
Power - Power consumption (max) - 7.6 W
Power - Power consumption (Power over Ethernet (PoE)) - 4.9 W
Power - Power consumption (typical) - 4.3 W
Power - Power source type - DC, PoE
Power consumption (max) Power - 7.6 W
Power consumption (Power over Ethernet (PoE)) Power - 4.9 W
Power consumption (typical) Power - 4.3 W
Power source type Power - DC, PoE
Privacy masking Video - Yes
Product colour Design - White
ProductName - IPC-HDW3841EM-S-0280B-S2
Progressive scan Image sensor - Yes
Recognize distance Lens system - 17.5 m
Region of Interest (ROI) encoding Video - Yes
ROM capacity Storage - 128 MB
Security - Mirror - Yes
Sensor type Image sensor - CMOS
ShortSummaryDescription - Dahua Technology WizSense IPC-HDW3841EM-S-0280B-S2, IP security camera, Indoor & outdoor, Wired, 120 dB, Ceiling, White
Signal-to-Noise Ratio (SNR) Audio - 56 dB
Storage - Built-in HDD - No
Storage - Card reader integrated - Yes
Storage - Compatible memory cards - MicroSD (TransFlash)
Storage - Internal memory - 1024 MB
Storage - Maximum memory card size - 256 GB
Storage - ROM capacity - 128 MB
Storage temperature (T-T) Operational conditions - -40 - 60 °C
Summary - Dahua Technology WizSense IPC-HDW3841EM-S-0280B-S2. Type: IP security camera, Placement supported: Indoor & outdoor, Connectivity technology: Wired. Mounting type: Ceiling, Product colour: White, Form factor: Turret. Angle of rotation: 360°, Lens viewing angle, horizontal: 107°, Lens viewing angle, vertical: 56°. Sensor type: CMOS, Optical sensor size: 25.4 / 2.8 mm (1 / 2.8"). Detect distance: 87.7 m, Observe distance: 35.1 m, Recognize distance: 17.5 m
Supported graphics resolutions Video - 352 x 240, 352 x 288, 640 x 480 (VGA), 704 x 480, 704 x 576, 1280 x 720 (HD 720), 1280 x 960, 1920 x 1080 (HD 1080), 2048 x 1536 (QXGA), 2304 x 1296, 2560 x 1440, 2592 x 1944, 2688 x 1520, 3072 x 1728, 3072 x 2048, 3840 x 2160
Supported network protocols Network - 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
Tilt angle range Camera - 0 - 78°
Title - Dahua Technology WizSense IPC-HDW3841EM-S-0280B-S2 security camera Turret IP security camera Indoor & outdoor 3840 x 2160 pixels Ceiling
Total megapixels Video - 8 MP
Type Performance - IP security camera
Unit Box Height - 0.155
Unit Box Length - 0.16
Unit Box Width - 0.14
Unit Calculated Volume - 0.004214 cubm
Unit Calculated Weight - 0.755 kg
Units per Pallet - 0
Units per Shipping Box - 20
URL - https://www.dahuasecurity.com/products/All-Products/Network-Cameras/WizSense-Series/3-Series/8MP/IPC-HDW3841EM-S-S2=S2
Vendor Homepage - https://www.dahuasecurity.com/products/All-Products/Network-Cameras/WizSense-Series/3-Series/8MP/IPC-HDW3841EM-S-S2=S2
Video - Back Light Compensation (BLC) - Yes
Video - Bit rate - 3 kbps - 8192 kbps
Video - Bit rate control - Constant Bit Rate (CBR)/Variable Bit Rate (VBR)
Video - Frame rate - 30 fps
Video - Gain control type - Auto
Video - Highlight Compensation (HLC) - Yes
Video - Maximum resolution - 3840 x 2160 pixels
Video - Noise reduction - Yes
Video - Noise reduction technology - 3D noise reduction
Video - Privacy masking - Yes
Video - Region of Interest (ROI) encoding - Yes
Video - Supported graphics resolutions - 352 x 240, 352 x 288, 640 x 480 (VGA), 704 x 480, 704 x 576, 1280 x 720 (HD 720), 1280 x 960, 1920 x 1080 (HD 1080), 2048 x 1536 (QXGA), 2304 x 1296, 2560 x 1440, 2592 x 1944, 2688 x 1520, 3072 x 1728, 3072 x 2048, 3840 x 2160
Video - Total megapixels - 8 MP
Video - Video compression formats - H.264, H.264B, H.264H, H.265, M-JPEG
Video - Video streaming - Yes
Video compression formats Video - H.264, H.264B, H.264H, H.265, M-JPEG
Video streaming Video - Yes
Warranty - 36 months
WarrantyInfo -
Weight & dimensions - Diameter - 10.6 cm
Weight & dimensions - Height - 93.6 mm
Weight & dimensions - Weight - 500 g
Weight Weight & dimensions - 500 g
White balance Camera - Auto, Manual, Natural, Outdoor, Regional custom, Street lamp
Wi-Fi Network - No
Wide Dynamic Range (WDR) Performance - Yes
