NEO-M9N four GNSS Reference Board with RS232 and UF.L antenna connectors for your UAV systems, Robots, RC, FPV or other projects. Ultra small and light. 
 
The NEO-M9N Evaluation board makes evaluating the high performance of the u-blox 9 positioning engine simple. With a built-in USB interface for both power supply and high-speed data transfer, the need for an external power supply is eliminated. The NEO-M9N Breakout board is very compact, and it’s user-friendly interface and power supply options make it ideally suited for use in laboratories, vehicles and outdoor locations.
 
Furthermore, the NEO-M9N breakout board can be used with a PDA or a notebook PC, making it the perfect companion through all stages of design-in projects. It’s a fully assembled and tested PCB for the NEO-M9N with UF.L antenna connectors.
 
Fully assembled and ready to use

92-channel u-blox M9 engine GPS L1 C/A, QZSS L1 C/A/S, GLONASS L10F BeiDou B1I, Galileo E1B/C SBAS L1 C/A: WAAS, EGNOS, MSAS, GAGAN
SuperSense Indoor GPS, -167dBm
On-board low noise 3.3V voltage regulator

USB type C, I2C (SDA, SCL), UART (Tx, Rx), RS232 for UART, SPI interface, EXTINT pin, SAFEBoot pin

UF.L antenna connectors

u-centre ublox Evaluation Software
Extensive visualization and evaluation features
Supports AssistNow Online and AssistNow Offline A-GPS services
Time pulse LED
Flash memory for firmware upgrade and settings inside in the module (can save setings without battery)
Supercapacitor for HOT module start
Dimensions: 32x26 mm
Weight: 3.1 gr.