Flysky FS-R4B Digital Receiver Single Antenna Flysky FS-R4B SDR Receiver for Car

Model Number: R4B. Product SpecificationsFlysky FS-R4B Digital Receiver Single Antenna Flysky FS-R4B SDR Receiver for Car. Flysky FS-R4B Digital Receiver Multifunctional Panadapter SDR Receiver PWM Interface Portable Radio Receiver for FS-G7P FS-ST8 FS-MG41 FS-MG4.

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