... distance 20-25M, with sun shield, with bracketModel: TS-W11141/3" Sony CCD, 420TVL, 6mm lens, 36pcs φ5 IR, view distance ... 20-25M, with sun shield, with bracketModel: TS-W14141/3" Sony CCD, 540TVL, 6mm lens, 36pcs φ5 IR, view ... shutter, white balance, backlight compensation and many functions4) Widely used in building, factory, garden, marketplace, school, station and many conditions cctv ...