Does ForeFlight work with Garmin GTX 345?
Yes, ForeFlight Mobile is compatible with the Garmin GTX-345 ADS-B Transponder. The GTX-345 connects via Bluetooth and provides ForeFlight GPS position, pressure altitude, ADS-B weather, and traffic data. Garmin Portable & Installed Avionics Integration between ForeFlight and Garmin avionics enables wireless two-way flight plan transfer, and delivers ADS-B weather, traffic, dynamic pitch and bank, and GPS information to your iPad and iPhone.
What is the difference between Garmin 342 and 345?
The GMA 345 features Bluetooth® audio connectivity and a front-mounted USB charging port, while the GMA 342 contains a dedicated 3. The GMA 345 has a marker beacon receiver, and carries a TSO certification, so it can be installed in certified aircraft. The GMA 245 has no marker beacon, no TSO, but it does have more buttons/features related to music, and a CAN interface to integrate with G3X Touch.