Amcrest IP8M-MB2546EW 4k 4x Optical Camera


  • Stunning ProHD 4K (8-Megapixel / 3840×2160) resolution , 4K @15fps.
  • Best in class low light capability utilizing the latest Sony Starvis image sensor and chipset.
  • Super-Wide 110°~40° viewing angle.
  • Wide dynamic range up to 120dB.
  • Playback and record professionally on a PC using the Amcrest Surveillance Pro for Windows and MAC (included) or Blue Iris Professional.
  • Motorized Lens allows for 4x Optical Zoom and 16x Digital Zoom.
  • Features a Sony Starvis 1/2.5” 8MP progressive image sensor to achieve unsurpassed low-light capability and night-vision up to 164 feet.
  • Works with Amcrest Cloud remote video storage, MicroSD (up to 128GB), Amcrest NVRs, Synology and QNAP NAS & FTP.
  • Works with Pale Moon (32bit) and SeaMonkey browsers, IE, Safari 11, Firefox 49.0 and Chrome with Amcrest Web View Extension.
  • Heavy-duty metal IP67 Outdoor Weatherproof Camera, and IK10 Resistant Housing.
  • Dual H.265/H.264 compression allows for maximum encryption with the latest technology as well as backwards compatibility with legacy platforms.
  • Operating Conditions: -22°F ~ +140°F.
  • PoE power supply (Injector or Switch) Required but Not Included.
  • Dimensions: 10.76 x 3.74 x 3.74 inches.
  • Weight: 2.44 lbs.
Amcrest IP8M-MB2546EW 4k 4x Optical Camera

Technical Specifications


Image Sensor: 1/2.5” 8Megapixel progressive scan STARVISTM CMOS
Effective Pixels: 3840(H)x2160(V)
Scanning System: Progressive
Electronic Shutter Speed: Auto/Manual, 1/3~1/100000s
Minimum Illumination: 0.05Lux/F1.4 (Color,1/3s,30IRE) 0.2Lux/F1.4 (Color,1/30s,30IRE) 0Lux /
F1.4(IR on)
S/N Ratio: More than 50dB
Wide Dynamic Range: Up to 120dB
IR Distance Distance: up to 50m (164ft)
IR On/Off Control: Auto/ Manual
IR LEDs: 4


Compression: H.265 / H.264
Streaming Capability: 3 Streams
Resolution: 4K(3840×2160)/ 6M(3072×2048)/5M(3072×1728)/ 5M(2592×1944)/
4M(2688×1520)/ 3M(2048×1536)/ 3M(2304×1296)/ 1080P (1920
×1080) /1.3M(128 0x960)/ 720P(1280×720)/ D1(704×576/704×480)/
VGA(640×480)/ CIF(352×288/352×240)

Frame Rate

Main Stream: 4K(1~15fps)/3M(1~25/30fps)
Sub Stream: D1(1~25/30fps)
Third Stream: 720P(1~25/30fps)

Bit Rate Control: CBR/VBR
Bit Rate H.264: 24K ~ 10240Kbps H.265: 14K ~ 9984Kbps
Day/Night: Auto(ICR) / Color / B/W


Compression G.711a/ G.711Mu/ AAC/ G.726


Ethernet: RJ-45 (10/100Base-T)

Protocol: HTTP; HTTPs; TCP; RTSP; UDP; SMTP; FTP; DHCP; DNS; DDNS; PPPOE; IPv4/v6; QoS; UPnP; NTP; Multicast;

Interoperability: ONVIF, PSIA, CGI
Streaming Method: Unicast / Multicast
Max. User Access: 10 Users /20 Users
Edge Storage: NAS, FTP, Local PC, MicroSD card (Max. 128GB)

Management Software

Amcrest Surveillance Pro, Amcrest View Pro (iOS/Android), Amcrest
Cloud, Amcrest Blue Iris, most mainstream web browsers including;
Google Chrome, Mozilla Firefox, Microsoft Edge, Safari, etc.

Camera Features

White Balance: Auto/Natural/Street Lamp/Outdoor/Manual
Gain Control: Auto/Manual
Noise Reduction: 3D DNR
Motion Detection: Off / On (4 Zone, Rectangle)
Region of Interest: Off / On (4 Zone)
Digital Zoom: 16x
Flip: 0°/90°/180°/270°
Mirror: Off / On
Privacy Masking: Off / On (4 Area, Rectangle)


Lens Type: Motorized/ Auto Iris(DC)
Mount Type: Board-in
Focal Length: 2.7mm~12mm
Max. Aperture: F1.4
Angle of View H:110°~40° , V:58°~23°
Optical Zoom: 4x
Focus Control: Motorized

Lens Detect Observe Recognize Identify
W 85m(280ft) 34m(112ft) 17m(56ft) 8.5m(28ft)
T 228m(748ft) 91m(299ft) 46m(151ft) 23m(75ft)

DORI Distance


Note: The DORI distance calculated based on sensor specification and lab
test result 62676-4 which defines the criteria for Detect, Observe,
Recognize, and Identify.


Audio Interface: 1/1 channel In/Out
Alarm 2 channels In: 5mA 5VDC 1 channel Out: 300mA 12VDC


Power Supply: DC12V, PoE (802.3af)(Class 0)
Power Consumption: <12.95W
Operating Conditions: -30° C ~ +60° C (-22° F ~ +140° F) / Less than 95% RH
Ingress Protection: IP67
Vandal Resistance: IK10

Storage Conditions: -30° C ~ +60° C (-22° F ~ +140° F) / Less than 95% RH
Casing Metal
Dimensions: 273.2mm×95.0mm×95.0mm (10.76”×3.74”×3.74”)
Net Weight: 1.11Kg (2.44lb)
Gross Weight: 1.51Kg (3.33lb)

See also


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