6"；高速摄像头顶

Features: Starting up Protection when you use the camera in very low temperature.Vandal-resistance cover. English Menu. Menu password protection function. Built-in multi-protocol for match various control device. Variable speed, continious 360°Horizontal Rotation, 180°Vertical Rotation. Max.300°/sec high speed Pan/Tilt motion, smooth running, low noise. 4 Cruise trajectory (27 presets / trajectory). 4 Patterns, 4 Linears, 8 Zones, 8 privacy zone.The current temperature and working temperature will be displayed. Built-in software update interface. Data will be recorded automatically without loss even a sudden power failure. RTC function. Runtiming function: this enables to set up call preset, cruise, pattern or auto pan at any time. Fan speed will be displayed on screen. Zoom proportional pan/tilt speed, camera can be moved to desired position in accurate manner even through zoom ratio is high. Die-cast alluminium frame provide a smooth running, high performance and long life. Hot plug function is very convenient for engineering debug.Support 1 255 seconds idle time, user can set up the function during idle time such as call preset, scan and auto cruise.Sony 1/4" supper HAD CCD, 480TVL, D/N.22X optical zoom, 3.9 85.8mm.0.01 Lux illumination.Support Bracket / Ceiling / Suspended mounting.