DH-IPC-MW4231A-E2 2MP Dual Lens Dash Camera
DH-IPC-MW4231A-E2 2MP Dual Lens Dash Camera

DH-IPC-MW4231A-E2 2MP Dual Lens Dash Camera

Brand: Dahua™
SKU Code: DH-IPC-MW4231A-E2
User Code: 1865

2Mp (1920x1080) / Rear lens: 133.6 ° Lens front: 114.6 ° / Min. light: 0.09 LUX / WDR120 / IR LED range up to 2m / Built-in microphone / Power consumption Max. 5.4W

  • 2 Megapixel 
  • Better compression than H.264 for 100%  
  • Fixna lens 2.8mm 
  • Audio In / Out 
  • Intelligent Video Analysis 
  • IP technology 
  • Wide dynamic range 120 db
  • New technology (Low-light color image)

Dahua Dual Lens dash camera is specially designed for taxi, online car-hailing and other vehicles. The camera is equipped with two lens which can meet the view requirement of both front and rear. Besides, the device owns some smart technologies such as starlight, intelligent image analysis and so on. With its intelligent functions, the device can provide excellent image quality and efficient event reminders


Product details

Image Sensor: 1 / 2.8 "CMOS 2MP 
Effective Pixels: 1920x1080 
RAM / ROM: 512MB / 32MB 
Scan System: Progressive 
Shutter Speed: Automatic / Manual, 1/3 ~ 1 / 100000s 
Minimum Backlight: Front: 0.009Lux / F2.2 (color, 1 / 3s, 30IRE), 0.07Lux / F2.2 (color, 1 / 30s, 30IRE), 0Lux / F2.2 (black / white) Last: 0.009Lux / F2.0 1 / 30s, 30IRE), 0Lux / F2.0 
S / N ratio: More than 50dB 
IR distance: Distance up to 2m 
IR on / off: Auto, / Manual 

Type of lens: Fixed 
Type of installation: Board-in 
Focal length 2.1mm (rear) /2.8mm (front) 
Max. Aperture: F2.0 (rear) F2.2 (front) 
As viewed: Rear: H: 133.6˚ H: 78.4˚; Front: H: 114.6˚ H: 57.5˚ 
Optical zoom: / 
Focus control: / 
Predictive focusing algorithm (PFA): / 
Close focal length: 0.5 m

Pan / tilt / rotate
Holder: Pan: 0˚ ~ 330˚; Tilt: -15˚-15˚ 
Rear camera: Pan: 15˚-15˚; Tilt: -15˚-15˚

Event trigger: Motion detection, video tampering, scene modification, illegal access, storage error 
IVS: Tripwire, invasion, abandoned / disappeared Missing 
Advanced Intelligent Functions: Face Detection

Compression: H.265 / H.264H / MJPEG (Sub Stream) 
Smart Codec: / Streaming 
Capacity: 2X2 Streams 
Resolution: 1080P (1920 × 1080) / 1.3M (1280x960) / 720P (1280x720) / D1 (704 × 576 / 704x480) / CIF (352 × 288 / 342x240) 
Frame Rate: Main Stream: CH1: 1080P (1 ~ 25 / 30fps), CH2: 1080P (1 ~ 25 / 30fps); Additional current: CH1: D1 (1 ~ 25 / 30fps), CH2: D1 (1 ~ 25 / 30fps) 
Bit Control: CBR / VBR 
Bitrate: H.264: 32 ~ 10240Kbps H.265: 12 ~ 6400Kbps 
Day / Night : Rear: Auto (ICR) / Color / B / B; Front: Electronic 
BLC mode: BLC / HLC / WDR (120dB) 
White balance: Automatic / manual 
Gain Control: Auto / Manual 
Noise reduction: 3D DNR
Motion detection: off / on (4 zones, rectangle) 
Area of ​​interest: Off / On (4 zones) 
Electronic Image Stabilization (EIS): / 
Smart IR: / 
Defog: / 
Digital Zoom: 16x 
Flip: 0 ° / 90 ° / 270 ° 
Mirror image: Off / On 
Bending zones: off / on (4 zone, rectangle)

Compression: G.711A / G.711Mu / G.726 / AAC

Ethernet network : M12 (10 / 100Base-T) 
Protocol: HTTP; HTTPs; TCP; ARP; RTSP; RTP; UDP; RTCP; SMTP; FTP; DHCP; DNS; DDNS; PPPOE; IPv4 / v6; QoS; UPnP; NTP; Bonjour; IEEE 802.1x; Multicast; ICMP; IGMP; SNMP; TLS 
Interoperability: ONVIF; CGI 
Flow method: Unicast / Multicast 
Max. User access: 
10/20 Edge Storage users : NAS, FTP, Mirco SD card 128 GB 
Web browser: IE, Chrome 
Software management: Smart PSS, DSS, DMSS 
Smartphone: IOS, Android

Certifications: CE (EN 60950: 2000), UL: UL60950-1, FCC: FCC Part 15 Subpart B

Video Interface: / 
Audio Interface: Built-in 
RS485 Microphone : / 
Alarm: /

Power: DC12V (± 30%) 
Power consumption: DC 12V: 4.4 W 5.4 W (IR on) 
Operating conditions: -30 ° C ~ + 60 ° C / less than 95% RH 
Strorage Conditions: -30 ° C ~ + 60 ° C / Less than 95% RH 
Housing: metal, plastic 
Dimensions: 123mm × 126mm × 48.1mm 
Net weight: 250g 
Gross weight: 320g

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