"4K Real-time HDCVI IR Bullet Camera
> Max. 4K resolution, real-time video transmission
> CVI/CVBS/AHD/TVI switchable
> Built-in mic (-A)
> Fixed lens (2.8mm; 3.6mm;6mm optional)
> Max. IR length 30m, Smart IR
> IP67, 12V±30%DC"