This a pinhole camera with mini cone lens that can be used in security call box, ATM, and hidden spy surveillance installations. 
The only part of this security camera that needs to be exposed is the very end of the cone shaped pinhole lens.
The rest of the camera housing can be completely hidden / concealed inside of any object.
Some CCTV Camera Pros customers hide these cameras inside of walls, clocks, and toys.
Custom hidden spy cameras can be fabricated from just about anything to conceal these mini CCTV cameras.
This camera is analog CCTV / 1080p HD-over-Coax.
It supports analog 960H resolution and 2 megapixel / 1080p video resolution via AHD, HD-TVI, HD-CVI formats.
This means that it can be used with legacy analog CCTV DVRs and the latest HD security camera DVRs.
 
Image sensor: 1/2.9" SONY CMOS
- System: PAL/NTSC
- Image: 2.0MP
- Resolution: 1080x1920
- Video output: 1.0V(p-p)(75 Ohm, Negative)
- S/N Ratio: >48dB
- Min Illumination: 0.1Lux/f1..2
- Lens Mount: Board Lens (3.7mm)
- Electronic shutter: 1/50~1/100,000 sec, 1/60~1/100,00 sec
- Operating Temp: -10C to 50C, RH 95% Max
- Storage Temp Conditions: -20C to 60C, RH 96% Max
- Input Power: 12V DC (±10%)
- Dimensions: 36 * 36 * 25 mm
1080p 4-in-1 3.7mm Camera - pinhole lens
Operating voltage: 12VDC
Video mode: AHD/TVI/CVI/CVBS