Effective Pixels 1920(H) x 1080(V), 2 Megapixels;2560(H) x 1440(V), 4 Megapixels optional for 4237; Minimum Illumination Color:0.001 Lux @(F1.8,AGC ON); Black:0.0005Lux @(F1.8,AGC ON); Lens Focal Length 6.5-240mm,37x optical ...