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FrSky R9 MM-FC-OTA is the ultra mini 900MHz receiver which can be easily connected with our dedicated FrSky flight controller boards using a flexible flat cable. The R9 MM-FC-OTA supports wireless over the air firmware updates, and features an inverted S.Port output that makes it compatible with more devices. In addition, it can also be used as a standalone receiver.
| Dimension | 12.4*12.8*3mm (L×W×H) |
| Weight | 0.6g (without antenna) |
| Number of channels | Non-LBT Version: 16CH (Telemetry) LBT Version: 16CH (Telemetry) / 16CH (No Telemetry) |
| Operating Voltage Range | DC 4V~6V |
| Operating Current | 100mA@5V |
| Operating Range | Up to 10km or above |
| Compatibility | R9M Lite/R9M/R9M 2019 with ACCST firmware R9M Lite/R9M Lite Pro/R9M 2019 with ACCESS firmware |