<p>The 868 - 900MHz R9 MM-OTA receiver implements the ACCESS protocol and brings the user improved performance and features. The R9 MM-OTA supports wireless firmware updates over the air making binding to receivers even easier. As well as the convenience of checking the current receiver firmware version. The R9 MM’s compact form factor design is also carried over to the OTA version, and <span style="font-weight: bold;">the R9 MM-OTA supports inverted S.Port as well.</span></p><p><br></p><p>With the long-range receiver R9 MM from FrSky you can exceed 10KM in range, it also has up to 16 Channels for Sbus. It works on the 868 ~ 900MHZ frequency, the R9 MM receiver is only compatible with the R9M module.</p><p><br></p><p>The Inverted Smart Port telemetry port supports the connection of telemetry sensors or data transmission.</p><p><br></p><h4><span style="font-weight: bold;">FEATURES:</span></h4><p><br></p><p>● 868 ~ 900MHz working mode</p><p>● Longer range than L9R<br></p><p>● Low latency and high precision</p><p>● Supports <span style="font-weight: bold;">OTA firmware update</span></p><p>● Supports firmware version check</p><p>●<span style="font-weight: bold;">&nbsp;Inverted S.Port enabled</span></p><p>● Smart Port enabled and support telemetry data transmission</p><p>● With RSSI output in SBUS<br></p>