A next-generation surface radio for drivers who want full control, deep customization, and open-source freedom.
The RadioMaster MT12 is the first surface transmitter officially supported by EdgeTX, ExpressLRS, and the Multi-Module Project — making it one of the most versatile radios ever developed for RC cars, trucks, crawlers, boats, robotics, and more.
With 10 physical inputs, up to 32 channels, and a fully modular RF design, the MT12 gives you the tools to build, tune, and control anything from mild to wild.
⚠️ Pre-Order Notice: First batch ships November 20th.
🚀 Why the MT12 Is a Game-Changer
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Official support for EdgeTX + ExpressLRS + Multi-Module
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Choose built-in 4-in-1 MPM or ExpressLRS
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Up to 32 channels for complex rigs*
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Hall-effect steering and throttle sensors
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Modular Nano-bay for external transmitters
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Oversized battery bay for 2×18650 or 2S 5000mAh LiPo
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USB-C fast charging (QC3.0 — 2A max)
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Compact, ergonomic, and highly customizable
*32 channels requires 4-in-1 version + external module + compatible receivers
🧠 Open-Source Power
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EdgeTX installed out of the box
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Deep programming, mixes, and logic options
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Fully user-tunable behavior and controls
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Save, backup, and share model profiles
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Firmware upgrades via USB-C or SD card
This is the radio for drivers who want control without limitations.
📐 MT12 Specifications
Dimensions: 177.8 × 118.4 × 207.8 mm
Weight: 480g
Operating Frequency: 2.400–2.480GHz
Internal RF Module: 4-in-1 Multi-Protocol
Channels: 16 standard, up to 32*
Current Draw: 160mA (4-in-1)
Voltage: DC 6.6–8.4V
Display: 128×64 mono LCD
Sensors: Hall-effect steering + trigger
Module Bay: Nano size
Charging: USB-C (built-in)
Batteries: 2×18650 or 2S 7.4V (not included)
📦 What’s Included
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(1) RadioMaster MT12 Surface Transmitter
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(1) R85C 5-Channel Receiver
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Manual + Accessories
📡 R85C Receiver (Included)
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FrSky D8 / D16 + Futaba SFHSS compatible
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5-channel PWM output
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Built-in TCXO for frequency stability
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High-sensitivity 2.4GHz antenna
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Weight: 5.7g
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Size: 31×18.5×13 mm
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Voltage: 4.5–8.4V
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Telemetry: 100mW
Perfect for small RC builds, crawlers, boats, robotics, and DIY projects.
🏁 Who It’s For
The MT12 is ideal for:
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RC crawlers & scale rigs
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Racing & bashers
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Boats
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Robotics & mechatronics
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Multi-servo custom builds
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Engineering projects
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Experimental vehicles
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Anything unusual, wild, or complex
If your project needs more inputs, more channels, and more customization, this is the next-level radio you’ve been waiting for.
⭐ Why Drivers Love It
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Endless flexibility
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Ultra-precise inputs
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Modular RF ecosystem
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Incredible value for features
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Community-driven development
This is not just another surface radio — it’s a platform.
🔋 Battery Options
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2× 18650 Li-ion cells, or
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2S 7.4V 5000mAh pack
Batteries NOT included
🧰 Expandability
Works with:
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RadioMaster Ranger Nano
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RM 4-in-1 External Module
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TBS Crossfire Nano
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ExpressLRS modules
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Multi-protocol receivers
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SBUS, PWM, PPM, CRSF, and more (module dependent)
Flight-radio-tier flexibility in a surface-focused form factor.
🎯 Summary
Powerful. Open-source. Modular. Future-proof.
The RadioMaster MT12 sets a new standard for surface radios with unmatched customization, expandability, and controller feel — ready to drive anything you can imagine.
