ImmersionRC SpiroNet 5.8GHz 8dBi Mini Patch Antenna RHCP Precision manufactured with very tight tolerances, *each antenna* is 100% tested on a professional antenna tester (Rhode & Schwartz) to ensure maximum range and performance Sam male connector compatible with all fat shark/immersion 5.8GHz products sold to date Right-hand circular polarization 5.8GHz ism band