4YF 4-Channel 2.4GHz FHSS Stick Radio System w/R2004GF piston A large speaker in the

A large speaker in the model ensures rich sounds

4GHz transmitter

5mm wide hex is +2mm wider (per hex) than the stock hex

Input 120V AC 60Hz 5W

and the geometry is more stable and predictable when rock crawling

4YF 4-Channel 2.4GHz FHSS Stick Radio System w/R2004GF piston A large speaker in theFeatures: FHSS (Frequency Hopping Spread Spectrum) eliminates frequency pins and signal interference Pushbutton transmitter receiver linking, with no binding plugs R2004GF receiver has coaxial antenna that can be positioned inside model for optimum reception Power Down Mode reduces RF power for 90 seconds, simplifying ground checks for interference All channel servo reversing for more installation options. Power and servo reversing switches are