SkyTraq‘s new family of high-performance system-in-package (SiP) GNSS receiver modules supports GPS, GLONASS, Beidou, QZSS and SBAS.The modules integrate SkyTraq Venus8 positioning engine, 1MByte ...

An Arduino on the build queries a GPS module and selects the audio file from an MP3 playback module. This isn’t uncommon, and a lot of large outdoor museums (think battlefields) have similar setups.