Did you already hear of the new RaceBox Mini? It’s a new and modern Bluetooth GPS with many nice features. I have had the opportunity to test demo units for a few weeks now, and they’ve been great! Most importantly, the just released RaceChrono Pro v7.5 supports RaceBox Mini!
RaceBox Mini: https://www.racebox.pro/mini/
RaceChrono Pro for iOS change log: https://racechrono.com/article/2025
RaceChrono (Pro) for Android change log: https://racechrono.com/article/352