3"Vandal proof high speed dome camera Product Features New high Die-cast Aluminumy Construction, effectively prevent deforming and keep surface bright. High quality stepping motor and belt, more reliable. Static remove dust, double deck ventilate hole constant temperature design. Pan 360?tilt 90皉otation, auto flip, Pan speed 0.5?160?s ,Tilt speed 0.5?90?s 8 programmable zones,4 pattern tours, and each record time is no less than 180s 4 scan tours, and auto-scanning will carry out at appointed speed in the width range. 128 preset positions(title can be set), can auto-cruise following the presets. Screen will display pan/tilt position; humanize focus and speed proportion. Built-in OSD menu ,can set and transfer the presets, auto-cruise ,scan. Camera mode and name through menu display and change the information and parameter of the dome. Timing auto-activation function ,can auto transfer presets or start-up auto-cruise, pattern, auto-scan and display areas after the dome idle for a period of time which can be set. Temperature display function , can survey the temperature inside of the dome through the temperature display. Pan , lens position and zoom display function. Communication(support RS485,Manchester,BI-PHASE code, coaxial video control). Built in multi-protocol transform and fully compatible with the protocols, below: Pelco-D, Pelco-P, Univision(V1,V2), Vicon, VCL,Molynx,Diamond,Kalatel,SAE,AD,Bosch(Philips),Sensornt. TVS 1500W lightning proof, surge proof. Color 100X ZOOM( 10X Optical, 10X Digital) or Board Camera Proportional zooming, reduce pan/tile speed according to zooming level, ensure clear and balanced image,get the best picture. Built-in multiple protocol, allow any system. Accessory function: Vandal-prevent device. Baud rate: 1200/2400/4800/9600 optiona Power supply: 12VAC 1.5A . Temperature Operation :-10--50 Instillation option: ceiling mount Size:(diameter)160mmx120mm(height) Weight: N.W 1.2Kg;G.W 1.5Kg