I went with the new ARGTek kit that has the 10dbi 5.8ghz Omni-directional and two 7dbi 2.4ghz directional panels. The kit also includes a 6dbi 5.8ghz directional panel for long range flights. The furthest I've had my P3S with the ARGTek mod out was 7200' I still had full bars on RC and Video but...