Product features: it is mainly used for communication between vehicle and vehicle networking service platform, and integrates OBD, MCU / CPU, flash, sensor, GPS, 3G / 4G, WiFi / Bluetooth and other modules. It is internally connected with the on-board can bus to realize the transmission of instructions and information; Externally, the cloud platform is interconnected with the mobile phone / PC terminal, which is the link of information interaction inside and outside the vehicle.