AHD products does not need RS485, does not need to set baud rate address, does not need to set the DVR, the connection video line is the direct control PTZ. 4 In 1 :AHD/TVI/CVI/ANALOG. IR features: 8Pcs OSRAM LEDs, IR distance:100-150m. Full metal aluminum die-casting, all-weather environment design, high and low temperature resistant, waterproof to IP66. Using high precision synchronous reduction motor, with high performance motor drive, control precision, stable movement, small vibration. IR features: 3 groups of lighting control, auto-switch to long/middle/close distance focus. 360° continuous rotation, no monitoring blind area. Horizontal Rotation Speed 0.1°60°/s, Vertical rotation speed 0.1°~60°/s. 255 presets, the positioning accuracy of 0.5 degrees. Support: Guard position/Power up Action /Park action/3 groups Tours /Pattern/Area scanning/360° horizontal scanning. Depending on the focal length. 4 (Each set of 10 preset positions, the residence time can be adjusted). Preset / Area scanning / Horizontal scanning / Cruise scan. 1.0Vpp/75? , NTSC or PAL, BNC Interface. We are not responsible for wrong or undeliverable address. Supplying best quality battery for your laptop at competitive prices and proving best service to international customers! Make you 100% satisfied Customers Service. We are a security monitoring shop, mainly dealing in camera parts. Such as monitoring, camera accessories and chargers. All our item passed FCC / CE / ROHS certificates. Help buyers reduce the risk of damage, fire, dangerours mostly. We try our best to reply to you as soon as possible, however, due to high volume of daily incoming emails. Please give us an opportunity to try and make it right before leaving feedback. If you have any question.