HDCB4K-311MU - 4K Ultra HD CVI Varifocal Bullet for Specialty Projects


4K / 8 Megapixel
HD-over-Coax Bullet
328ft IR Range
3.7~11mm Motorized VF
Analog / HD Switchable

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Ultra high definition 4K cameras from Optiview are ideal for specialty projects and installations such as airports and local, state or federal government installations. The HDCB4K-311MU varifocal bullet camera’s infrared can see up to 328ft at night and has built in audio.

  • 1/2 8 Megapixel progressive scan CMOS
  • 3x optical motorized zoom lens
  • Max. 15fps@3840×2160
  • 120db true WDR,2D&3D NR
  • Intelligent functions
  • Max 328ft IR distance,smart IR
  • IP67/IK10 ingress protection
  • Dual voltage input(DC 12v±25%/AC 24V±25%)
  • DC12V voltage output
  • Up to 500m transmission with RG59 coaxial cable
Image Sensor1/2″ 8.0 MegaPixel CMOS
Effective Picture (HxV)3840 ×2160
Electronic Shutter1/3 ~ 1/100,000s
Video Frame Rate15fps @ 4K; 30fps @ 4MP
Min. Illumination0.01 Lux @ F1.5 (Color), 30 IRE, 0 Lux @ F1.5 (B&W)
Video Output1-channel BNC HD-over-Coax high definition video output
1-channel BNC Analog video output
Max. IR LEDs Length164ft, Smart IR
IR On / Off ControlAuto (ICR) / Manual
Day/NightAuto (Electronic) / Manual
Noise Reduction2D / 3D
OSD MenuSupport
BLC ModeBLC / HLC / WDR (120db)
Gain ControlAGC
White BalanceAuto / Manual
Smart IRAuto / Manual
Focal Length3.7 ~ 11mm
Angle of ViewH: 112°~46°
Lens TypeMotorized Varifocal / Auto Iris
Focus ControlAuto / Manual
Close Focus Distance7.87″
DORI – DetectWide: 273ft
Tele: 624ft
DORI – ObserveWide: 109ft
Tele: 250ft
DORI – RecognizeWide: 54ft
Tele: 125ft
DORI – IdentifyWide: 27ft
Tele: 62ft
Pan / Tilt / RotationPan: 0° ~ 355°

Tilt: 0° ~ 65°

Rotation: 0° ~ 355°

Alarm2 / 1
Audio1ch Audio In
Power SupplyDC12V±25% / 24VAC ±25%
Power OutputMax 4W (DC12V)
Power ConsumptionMax 12.4W
Working Environment-22°F ~ 140°F (-30°C ~ 60°C) / Less than 95% RH (no condensation)
Transmission DistanceOver 984ft (300m) via 75-3 coaxial cable
Ingress Protection & Vandal ResistanceIP67 / IK10
Dimensions (DxL)10.76″×3.74″×3.74″
WeightApprox. 3 lbs
CertificationsCE (EN55032, EN55024, EN50130-4)
FCC (CFR 47 FCC Part 15 subpartB, ANSI C63.4-2014)
UL (UL60950-1+CAN/CSA C22.2 No.60950-1)
Warranty1 Year
Additional Information
Lens Type



  • 4K / 8 Megapixel
    2.8mm Fixed Lens
    164ft IR Range
    Built-in Mic

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    True Wide Dynamic Range
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