Varifocal IR explosion-proof/waterproof metal case CCTV dome cameras 1/3" HDIS 8050+238 DWDR with 2.8-12mm manual iris lens

Product Feature
Security IR dome camera
IR range: 25-35M
36PCS Ø 5mm IR LED
1/3" HDIS 8050+238 DWDR, HLC, DNR chipset 800TVL, 
with IR CUT
OSD menu optional
2.8-12mm manual iris lens

Signal  System: PAL/NTSC
Lens  Optional: 9-22/2.8-12mm  optional,   price  chargeable 
Minimum  Illumination: 0  Lux 
S/N: > 48dB
Shutter speed: 1/50(1/60)_ 1/100, 000(Sec. )
Gamma Correction: >0.45
Synchronous mode: internal synchronization 
White Balance: Auto white balance
Video Output: 1Vp-p, 75ohm, BNC
Power: DC12V, 1000mA
Infrared wavelength: 850nm
Temperature: -20° C  ~  +50