Description

Get ready to dominate the airwaves and laugh in the face of range anxiety with the RadioMaster GX12 Dual-Band Gemini-X Radio Controller . This isn't just another "meh" transmitter you chuck into your flight bag; it's your secret weapon for locked-in control, buttery-smooth freestyle moves, and that coveted long-range peace of mind. With the GX12, unpredictable failsafes and glitchy connections become a distant memory, so you can focus on ripping those tight lines, perfecting your inverted yaw spins, and confidently hucking your quad into that distant gap (or at least giving it a good go).

You'll love how effortlessly it handles both 2.4GHz and 868MHz frequencies—meaning you can finally outrun signal dropouts and fly farther without having to sacrifice that morning cuppa to the RF gods. It's whisper-quiet on the sticks, letting you dial in microsurgical throttle control or go full send without your thumbs screaming for mercy. Expect stable link quality, better flying consistency, and more headroom in your FPV escapades, come rain, shine, or the occasional soggy UK field.

Key Benefits:

• Reliable Long-Range Connection: Keep your quad on a tight leash, even when pushing the envelope over far-off hedgerows and across windy moorland.
• Effortless Precision: Smooth, precise gimbal control so every flip, roll, and power loop feels intentional, not like a drunken guess.
• Durable & Travel-Ready: Folding sticks, robust build, and flexible customization options mean less faff and more flight, whether you're off to the local bandos or that secret spot your mates swear by.
• Hassle-Free Updates & Storage: USB-C connectivity and integrated memory cut down on fiddly gear-juggling. Charge, tweak, and get airborne—no more rummaging through your field box for missing bits.

Specifications:

• Item: GX12 Radio Controller
• Color: Black
• Size: 183 * 148 * 78 mm
• Weight: 573 g
• Frequencies: 2.400GHz & 868MHz (firmware dependent)
• Internal RF: ELRS 2.4GHz / 868MHz
• Supported Protocols: ExpressLRS
• RF Output: Dual 1,000mW | Dual Band XROSSBAND ELRS
• Voltage Range: 6.6 - 8.4V DC
• Current Draw: 390mA - 1000mA (varies by RF output)
• Firmware: EdgeTX (Transmitter) / ELRS (RF Module)
• Channels: Up to 16 (Receiver dependent)
• Battery Options: 7.4V 2S LiPo / Two 18650 cells / 21700 5000mAh (batteries not included)
• Charging: 2S Smart Balance Charging (via USB-C)
• Connectivity: USB-C for firmware, charging, simulator access
• Display: 128x64 Monochrome OLED
• Gimbals: GX01 1000Hz 3D Digital CNC Hall Effect with folding sticks
• External Module Compatibility: Nano / Crossfire
• Memory: 512MB Integrated Flash

What's in the Box:

• 1 x GX12 Radio Controller
• 1 x Signature Carry Case
• 1 x 18650 Battery Tray
• 2 x Replacement Switch Panels
• 1 x Type-C Cable
• 1 x Screen Protector
• 1 x 1.5mm Hex Wrench
• 4 x Low Tension Gimbal Springs
• 1 x 2-Position Switch
• 1 x Momentary Switch
• 1 x RadioMaster Sticker Set
• 1 x GX12 Manual

Disclaimer: Accessories may vary depending on supply, so don't stare too hard if something's traded places.

Pros and cons

• Sustainably produced
• Ideal for everyday use
• May discolor in direct sunlight