The latest FrSky Long Range so lets you strike gold with a quality FrSky Long Range gears, cruise on an FPV drone and fly miles with FrSky Long Range System. You can increase your hunting odds with a long-range receiver, module, and other Long Range kits. HorusRC has all the FrSky Long Range gear as well as FPV Drone Other Kit. This makes us your one-stop shop for FrSky Gears. You can also find many other RC Gear that will beautify your FPV Drone Racing. A Great way to show off your FPV Drone Racing.

The long range receiver 900MHz R9 Mini-OTA implements the ACCESS protocol and brings the user improved performance and features. The R9 Mini-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 Mini’s compact form factor design is also carried over to the OTA version, and the R9 Mini-OTA supports redundancy function as well.

This long range receiver works compatible with the new release R9M Lite Pro module,and the other 900MHz modules will also be supported when the ACCESS firmware is available.

Long Range Receiver 900MHz R9 Mini-OTA SPECIFICATIONS

Dimension: 16*10*2.8mm (L×W×H)
Weight: 0.7g (without antenna)
Number of Channels:
Non-LBT Version: 4/16CH (Telemetry)
LBT Version: 4/16CH (Telemetry) / 4/16CH (No Telemetry)
Operating Voltage Range: DC 3.5V – 10V
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

Long Range Receiver 900MHz R9 Mini-OTA FEATURES

915MHz (Non-LBT Version) / 868MHz (LBT Version)
Mini size and super lightweight
Supports OTA firmware update
Supports firmware version check
S.Port enabled and support telemetry data transmission
(Support F.Port, download firmware to support the function)
Supports redundancy function
Low latency and high precision
With RSSI output in SBUS
Battery voltage detection supported
Detachable Ipex connector antenna

From: https://www.horusrc.com/en/frsky-r9-mini-ota-receiver.html