... .Specifications of FPV LCD video goggles GS920: 2.4G frequency of each channel: 2414,2432,2450,2468,2370,2390,2490,2510MHZ5.8G ... futaba radio1x signal cable for Turnigy, spectrum radio or other radios with 3.5mm earplug head1x power cable1X manual Selling point ... the current market without head track function)> Set the sensing range of PAN axis of head tracker: ± 45° /± 90°> Set the ...