Futaba 3PRKA 3-Channel Digital 2.4GHz FHSS Radio System Transmitter w/ R203GF & S3003x2 #3PRKAASF24. The 3PRKA is an outstanding value in basic 2.4GHz control, whether you’re looking at it as an inexpensive start-up system or an economical upgrade for your RTR. It puts the interference-free dependability of Futaba FHSS (Frequency Hopping Spread Spectrum) technology at […]