u-blox EVK-M91-00 Evaluation Kit evaluates and tests M9 positioning technology. This evaluation kit features a built-in USB interface that provides both power supply and high-speed data transfer, and the possibility to connect through 14 pin connector. The EVK-M91 evaluation kit offers versatile interfaces and measurement points that enable advanced evaluation needs. This evaluation kit includes a switch to select between I2C (and RS232) and the SPI communication interface. The EVK-M91 evaluation kit supports u‑blox AssistNow online, AssistNow offline, and AssistNow autonomous A-GNSS services. This kit operates at a 5V supply voltage and -40°C to 65°C temperature range. This kit is ideal for use in laboratories, vehicles and outdoor locations, PDA, and notebook PC.