Frsky TANDEM X20R / X20RS Transmitter Radio Built-in TD-ISRM RS Dual-Band Internal RF Module 900M/2.4G TD/TW/ACCESS/ACCST D16

Frsky TANDEM X20R / X20RS Transmitter Radio Built-in TD-ISRM RS Dual-Band Internal RF Module 900M/2.4G TD/TW/ACCESS/ACCST D16

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