Overview The MRX200 is a 3 Channel 2.4GHz receiver that operates on the FHSS modulation. It is a low cost solution to upgrade your RC Cars, Trucks , or boats to the interference free world of 2.4GHz radio technology. Made for the STX2 Radio system (SPMSTX200) , users can expect a fast response and outstanding range with this budget friendly radio system. Featuring an extra-lon....