FlySky makes radio-control transmitters, receivers, RF modules and sensors for RC models, helping users configure reliable control links for aircraft, cars and boats.
FlySky produces radio-control transmitters, receivers, RF modules and sensors for model aircraft, drones, cars and boats.
Browse manuals and setup guides covering power connections, receiver binding, signal interfaces, failsafe settings and firmware updates, including documentation for the FRM303 RF module.
Match your model number and protocol before using a guide. For after-sales assistance, visit FlySky support.
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Match the model number on your transmitter, receiver or RF module to the manual title. Also check the supported radio protocol and firmware version where specified.
Follow the binding instructions for your exact transmitter or RF module and receiver. Check protocol compatibility first, as binding procedures and supported receivers vary by model.
The FRM303 manual describes connecting the module to a PC with a Type-C cable and updating it using FlySky Assistant V3.0.4 or later. Follow the manual's update procedure and use firmware intended for your model.
Visit https://shop.flysky-cn.com/pages/support-1 for the official support page, which lists FAQ, after-sales and contact options.
The FRM303 manual warns against using Type-C power while remotely controlling a model because USB power reduces RF output power and control distance. Follow the manual's recommended operating power connections.