DAHUA HAC-T3A51-VF 5MP HDCVI IR Eyeball CameraCamera Image Sensor 1 2. 7" CMOS Effective Pixels 2592(H)1944(V), 5MP Scanning System Progressive Electronic Shutter Speed PAL: 1 25~1 100000s NTSC: 1 30~1 100000s Minimum Illumination 0. 04Lux F1. 8, 30IRE, 0Lux IR on S N Ratio More than 65dB IR Distance Up to 40m (131ft) IR On Off Control Auto Manual IR LEDs 2 Lens Lens Type Vari focal lens Fixed iris Mount Type Board in Focal Length 2. 7 12mm Max Aperture F1. 8 Angle of View H: 93~30 V: 68~22 Focus