Fangrui Product Details It Is A Highly Integrated Soc Development Board With Ceramic Antenna And High Performance Bds/gnss Multi-mode Satellite Navigation Receiver. The Main Chip Is At6558r Satellite Positioning Chip. Integrated Radio Frequency Front End,digital Baseband Processor,32-bit Risc Cpu,power Management And Active Antenna Detection And Protection Functions. Support A Variety Of Satellite Navigation Systems,including Chinas Beidou Navigation Satellite System (bds),the Gps,and Russias Glonass,which Can Realize Multi-system Joint Positioning. It Follows The Nmea Protocol And Sends Instructions Through Serial Communication To Control The Work Content Of The Development Board. Colour:black Material:pc Type:gp-02-kit Package Contents: 1 X Modules(due To Different Product Batches, The Appearance , Which Does Not Affect The Use) Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing