We specialize in developing and manufacturing the GPS trackers, and GPS positioning intercom systems for many years, we have vehicle-mounted and handheld types, we can also supply OEM, ODM service to you, and our products have passed the CCC and CNEx Certificate.
Shuangtu T-series wireless long range GPS positioning intercom system is based on CDMA, GSM or GPRS internet, it can realize the global GPS positioning and nationwide long range wireless intercom at the same time, and there is no distance restrictions and other calling fees, no need to use the traditional radio station, there is no radiation to human body.The products can be used for managing and dispatching taxi, buses and other transportations, hotels, hospitals, security departments, etc.
