FlySky FS-i6, an entry-level 2.4GHz 6-channel digital proportional computerized RC transmitter and receiver kit.System OverviewTransmitter (FS-i6): A 6-channel hand-held remote controller operating in the 2.405 to 2.475GHz frequency spectrum. It features dual control joysticks, multiple toggle switches (SWA, SWB, SWC, SWD), variable dials (VRA, VRB), and a backlit LCD matrix screen for navigation and telemetry readout.Receiver (FS-iA6): A compact 6-channel standalone receiver module that installs directly onto your target RC aircraft or vehicle.