... quality assurance: two years Description of equipment system security cctv sony camera:1: 128 preset positions, 8 cruise tracks, be ... the wall or ceiling (wall mounting or hoisting)6: IES micro switch, Mitsubishi Motor, lightning protection, fog and rain protection, ... cameras.Casing MaterialDouble Aluminum Alloy/ Vandal-ProofImage Sensor1/4 Sony CCDHorizontal Resolution(TVL)420 TVL, 480 TVL, 540 TVL ...