NV08C-RTK GPS, GLONASS, SBAS Card The NV08C-RTK is fully integrated multi-constellation satellite navigation receiver with embedded RTK functionality. The NV08C-RTK’s key feature is its full compatibility with GPS, GLONASS and future global navigation satellite systems (GNSS) GALILEO and BeiDou. NV08C-RTK device is specifically designed for use in high accuracy applications, demanding low cost, low power consumption, small form factor and uncompromised performance.