Rfs05SOperating Voltage: 3.3V8.4V Dimension: 26X16.5X7.5Mm Weight: 3.5G No. Of Channels: 4Ch Compatible: Futaba S_Fhss/ Tm-Fh Rf Module Control System Application: Futaba 14Sg, 10J, 8J, 6J, 4Grs, 4Px, 7Px, 4Pv, 3Pv Etc. S_Fhss System Feature 1) Professional Onboard Patch Antenna An High Quality Pa ..