Sanwa 2.4GHz FH4 Waterproof Receiver #RX-471W
This is the Airtronics RX-471W 2.4GHz FHSS-4 Surface Receiver. The RX-471W is a Super Response Waterproof surface receiver that features 4-channels, FH3 or FH4 switching and 7.4V 2S LiPo compatibility.
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