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Fan Favorite Radiomaster Gx12 Dual-band Gemini-x Radio Transmitter (elrs) At A Low Price [8VMvS3YZ]

$40.99 $131.99 -69%

The RadioMaster GX12 Dual-Band Gemini-X Radio Controller is an advanced tool for drone racing, FPV flying, and video production. With dual-band transmission on 2.4 GHz and 915 MHz, it ensures strong and reliable signals. Featuring customizable RGB in

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Fan Favorite Radiomaster Gx12 Dual-band Gemini-x Radio Transmitter (elrs) At A Low Price [8VMvS3YZ]

The RadioMaster GX12 Dual-Band Gemini-X Radio Controller is an advanced tool for drone racing, FPV flying, and video production. With dual-band transmission on 2.4 GHz and 915 MHz, it ensures strong and reliable signals. Featuring customizable RGB indicators, programmable switches, and a sleek design, the GX12 offers exceptional performance and flexibility.

 

FEATURES:

  • Dual-Band Dual 1W Gemini Xrossband ExpressLRS Transmitters: Experience unmatched range and reliability with ExpressLRS Gemini Xrossband (Gem-X) dual-band transmission capabilities.
  • Integrated Folding Dual-Band Antennas: Sleek design with foldable antennas for easy transport and storage; Compatible with both 2.4GHz and Sub-G 900MHz frequencies.
  • GX01 Gimbals -Fully CNC Aluminum 3D Digital Hall Sensor Gimbals: Precision-engineered aluminum gimbals with 3D Hall sensors for superior control and durability.
  • 1000Hz Digital Gimbals with EdgeTX Sync: Achieve exceptional precision and responsiveness with high-frequency digital gimbals featuring EdgeTX sync.
  • Folding Gimbal Sticks: Foldable gimbal sticks for convenient storage and transport.
  • Removable Switch Panels: Customize your setup with our modular switch panels, allowing for easy switch changes to suit your preferences.
  • DIY SMA Ports: Enjoy flexibility in antenna installation with SMA port integration.
  • OLED Display: Crisp and clear OLED with high contrast display.
  • Internal Storage: 512MB of integrated high-speed flash storage.
  • USB-C Connectivity: The GX12 features a single USB-C port that manages smart balance charging, SIM connectivity,  firmware updates, and direct access to the integrated high-speed flash memory.
  • Integration of programmable 6-Position Switch: Individually programmable 6-position switches offer versatile control options tailored to your unique setup.
  • Programmable RGB Indicators on 6-Position and SA/SD Switches: Customizable RGB lights provide visual feedback on switch status.
  • Powerful Efficient Cooling System: With dual 1-watt transmitters, the GX12 boasts serious power, featuring an advanced cooling system to keep your radio cool even on the hottest days.
  • PCB Nano coating: Engineered for the Extremes! The GX12 is built to thrive in demanding environments. With thicker plastics and a hydrophobic PCB coating, this controller is designed to withstand hot, cold, dry, and humid conditions.
  • External Module Bay compatible with nano-size modules like the TBS Nano Crossfire/Nano Tracer

 

REQUIRED:

(2) 18650 (or 21700) Li-ion Batteries

 

SPECIFICATIONS:

  • Item: GX12 Radio
  • Color: Black
  • Size: 183*148*78mm
  • Weight: 573g
  • Frequency: 2.400GHz and Sub-G 900MHz
  • Internal RF: ELRS 2.4GHz / Sub-G 900MHz
  • Supported Protocols: Express-LRS
  • Cooling Fan: Yes
  • Antenna: Dual folding 2.4GHz/ Sub-G 900MHz Omni directional
  • RF:  (Dual 1,000mW | Dual band XROSSBAND ELRS)
  • Voltage Range: 6.6 - 8.4V DC
  • Current: 390mA - 1000mA (Depending on Rf output)
  • Radio Firmware: EdgeTX (Transmitter) / ELRS (RF module)
  • Channels: Max 16 channels (Receiver dependent)
  • Battery: 7.4V 2-cell Lithium-Polymer / Two 3.7V 18650 Lithium-Ion cells / 21700
  • 5000mAh Battery (batteries not included)
  • Charging: 2S Smart Balance Charging
  • Connectivity: USB-C
  • Display: 128*64 Monochrome OLED display
  • Gimbal: GX01 1000Hz, 3D Digital CNC Hall Effect Gimbal with folding sticks
  • Gimbal Sticks: 3mm
  • External Module: Nano / Crossfire compatible
  • Upgrade Method: USB / EdgeTX Companion PC software
  • Memory: 512Mb Integrated Flash 

 

HELPFUL LINKS:

 

INCLUDES:

(1) GX12 Radio Controller
(1) Signature Carry Case
(1) 18650 Battery Tray
(2) Replacement Switch Panels
(6) Switch Delete Plugs
(1) Type-C Cable
(1) Screen Protector
(1) 1.5mm Hex Wrench
(4) High Tension Gimbals Springs
(1) 2 Position Switch
(1) Momentary Switch
(1) RadioMaster Sticker Set
(1) Manual

What Our Customers Say

January 25, 2026

Absolutely no complaints!

Very high quality for the price.

- Addilyn W..

January 25, 2026

Absolutely no complaints!

A quality solution that works.

- Cali H..

January 25, 2026

Absolutely no complaints!

This is a really good product.

- Dayna H..

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