Shenzhen Bestech Electronics Co. Ltd. is a professional manufacturer specializing in production and sales of speed dome series. Our research , development department places great emphasis in current market needs and product development. Our product range includes Auto Tracking IP PTZ Auto Tracking Wifi Camera, Auto Tracking 4G PTZ IP PTZ, 4 IN 1 PTZ series and keyboard controller. Bestech provides many options to the customer with OEM and ODM service.