Dahua HAC-B1A51P 5MP HDCVI IR Bullet Camera features with Max. 20fps@5MP, HD and SD output switchable, 3.6mm fixed lens (2.8mm,6mm optional), Max. IR length 20m, Smart IR and IP67, DC12V. Here the camera is features with 1/2.7" CMOS Image Sensor, 2592(H)×1944(V), 5MP Effective Pixels, Progressive Scanning System, PAL: 1/25~1/100000s and NTSC: 1/30~1/100000s Electronic Shutter Speed, 0.04Lux/F2.0,, 30IRE, 0Lux IR on Minimum Illumination, More than 65dB S/N Ratio, Up to 20m (66feet) IR Distance and Auto / Manual IR On/Off Control system. In this IR camera, It's lens is Fixed lens / Fixed iris lens with Board-in Mount Type, 3.6mm (2.8mm, 6mm Optional) Focal Length, F1.85 Max Aperture, H: 77.5° (93°, 49°) and v: 56.5° (68°, 37°) viewing angle with 11400mm (800mm, 2500mm) and 55.12'' (31.50″, 98.43'') Close Focus Distance. It is also comes with Pan: 0° ~ 360°, Tilt: 0° ~ 90° and Rotation: 0° ~ 360°. This IR bulllet camera has 5MP (2592×1944) Resolution, 20fps@5MP, 25/30fps@4MP, 25/30@1080P Frame Rate, 1-channel BNC high definition video output / CVBS video output (Can switch) Video Output, Auto (ICR) / Manual Day/Night, Multi-language OSD Menu, BLC / HLC / DWDR Mode, DWDR, AGC Control, 2D Noise Reduction, Auto / Manual White Balance and Smart IR. This stylish IR Bullet camera comes with 01 year warranty.