Hikvision PINHOLE 2MP 4MM DS-2CD2D25G1/M-D/NF 4mmHigh quality imaging with 2 MP resolution Efficient H. 265+ compression technology to save bandwidth and storage Clear imaging against strong back light due to 120 dB true WDR technology 3D DNR technology delivers clean and sharp images 1 2. 8" Progressive Scan CMOS 60 fps@ 1920 1080,2. 8 mm 3. 7 mm H. 264 and H. 265 encoding G. 711 G. 722. 1 G. 726 MP2L2 PCM AACtrue WDR12 VDC 20%, 0. 13 A, max. 1. 5 W, 5. 5 mm coaxial power plug31. 5 mm 31. 5 mm 22 mm