High Speed Dome Camera CCTV Camera LNH-GV8181/8182 LNH-GV8221/8222 LNH-GV8271 **Product Description Specifications: New high Die-cast Aluminumy Construction, effectively prevent deforming and keep surface bright. Newly-designed black shield inner cover, more concealing. High quality stepping motor and belt, more reliable. Static remove dust, double deck ventilate hole constant temperature design, IP66 weatherproof rating. Intelligent speed shift, 0.5°/S-280°/S smooth pan shift, 0.5°/S-180°/S tilt shift, 180° auto flip, 360° continuous revolve. 128 preset positions , 8 cruising tracks, each cruising track consisting 16 preset positions. Programmable setting cruise speed between presets and presets stick time,1-64 level cruise speed setting and 1-60 second preset stick time. Color 18X, 22X, 27 X optics camera module. Proportional zooming, reduce pan/tile speed according to zooming level, ensure clear and balanced image,get the best picture. Private zone masking ,can freely set private zone masking, direct proportion enlarge or shrink to lens zooming level. Built-in multiple protocol, allow any system. Power-off information protection and built-in surge, lightning strike protection device. Accessory function: Vandal-prevent device. Technic index: Level running: 360° continuous revolve, 180° auto flip. Rotate speed: 0.5°/S-280°/S level shift, 0.5°/S-280°/S upright shift. Presets positions quantity: 128pcs program speed and stick time. Cruise routes: 8 groups programmable cruise, each group consisting 16 preset positions. Two points scan: can set scan speed and stick time. Manual menu: OSD menu . Private zone masking: can be set by yourself. Proportional zooming: six grade . Auto-reset: can be set by yourself. Baud rate: 1200/2400/4800/9600 optional . Control protocol: multi-protocols, optional . Power supply: 24VAC 3A . Temperature Operation : -40°--60° . Instillation option: wall mount, pendant mount, ceiling mount. LNH-8181 480TVline, 18× 12 zoom color camera LNH-8182 480TVline, 18× 12 zoom day/night camera LNH-8221 480TVline, 22× 10 zoom color camera LNH-8222 480TVline, 22× 10 zoom day/night camera LNH-8271 480TVline, 27× 10 zoom day/night camera