Radiomaster GX12 Dual-Band Gemini-X Radio Controller

RadioMaster GX12 - Redefining Precision in Radio Control

Engineered for professionals and enthusiasts alike, the RadioMaster GX12 sets a new standard in high-performance radio control. With cutting-edge signal technology and rock-solid reliability, it’s the ultimate choice for competitive drone racing, cinematic FPV flying, and professional video work.

Why the GX12 Stands Out:
✔ Unmatched Signal Integrity - Maintains flawless connection in high-interference environments
✔ Open-Source Flexibility - Fully customizable to match your flying style and workflow
✔ Pro-Grade Ergonomics - Designed for marathon flying sessions with optimal comfort
✔ Future-Ready Technology - The most advanced RF platform for tomorrow's RC applications

Built for pilots who demand absolute control, the GX12 delivers:
• Ultra-low latency for instantaneous response
• Extended range that outperforms the competition
• Intelligent power management for all-day operation

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—no need for TF cards!
• 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. Count on the GX12 to deliver, no matter where your adventures take you!

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 

Introducing the GX12 Radio Controller, a groundbreaking fusion of cutting-edge technology from ExpressLRS and EdgeTX. The GX12 is the first radio to feature ExpressLRS Gemini-XROSSBAND (GEM-X), allowing for simultaneous transmission on both 2.4GHz and 915MHz, ensuring unmatched interference rejection.

Designed with integrated folding dual-band antennas, the GX12 supports all current 2.4GHz and 900MHz ExpressLRS receivers, as well as the new generation of Gemini Xrossband (Gem-X) receivers, providing extended range and exceptional performance. Elevate your flying experience with the ultimate in radio control innovation!

Folding gimbal sticks ensure compact storage and easy transport. With all-new 1000Hz digital aluminum gimbals, the GX12 delivers unparalleled resolution, precision, and responsiveness in an EdgeTX radio.

*Please note that the GX12 ships with the low tension gimbal spring installed. 

The GX12 redefines your RC experience with remarkable flexibility and cutting-edge features. Removable switch panels allow for personalized setups using the included modular panel system, while DIY SMA ports let you choose the perfect antennas for your needs. Featuring 512MB of internal flash storage, the need for TF cards is eliminated, and a single USB-C port simplifies both charging and data/simulator connectivity. The GX12 also includes individually programmable 6-position buttons and SA/SD switches, along with customizable RGB indicators to enhance both functionality and style.

The controller is designed with both a standard, accommodating your power requirements to maximize flight time. Whether you’re a hobbyist or a professional, the GX12 Radio Controller is your gateway to the future of RC. Embrace true innovation and elevate your flying experience with the GX12!

Gimbal Adjustment

Dimensions

Associated Products

• DIY SMA 90 Degree
• Radio Multi-stand
• 18650 Battery 3200mAh 3.7V
• 21700 5000mAh Battery 

Package 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 * GX12 Manual