The RadioMaster MT12 is a pioneering open-source surface radio, and the first surface radio officially supported by EdgeTX, ExpressLRS, and the Multi-module project. Boasting 10 physical inputs and the capability to handle either 16 or 32 channels*, the MT12 is primed for a wide array of surface models, from cars and trucks to boats and beyond. Featuring extensive customizability and a versatile operating system, the MT12 stands out as a highly configurable surface radio, prepared to excel in virtually any scenario. Features Available with Built-in ExpressLRS Backpack or 4in1 MPM RF modules Featuring a powerful STM32F407VGT6 with 1MB Flash Preinstalled EdgeTX firmware QC3.0 fast charging supporting 2.0A MAX Compact design with excellent ergonomics Oversized battery compartment - 2 x 18650 cells or a 2s 7.4v 5000mah battery pack (Batteries not included) Standard Nano module compartment RadioMaster standardized button layout Rotatable antenna Customizable base switches or 4 way joystick included Specification MT12 Item: MT12 Surface Radio Physical dimensions: 177.8*118.4*207.8mm Weight: 480 grams Operating frequency: 2.400GHz-2.480GHz Internal RF Options: 4-in-1 multi-protocol / ELRS 2.4GHz Supported protocols: Module dependent Operational current: 160mA for 4in1 / 320mA for ELRS Operational voltage: DC 6.6-8.4V Operating system: EdgeTX Control channels: 16 as standard, ability for expansion 32 Channels (4in1 only) Display: 128*64 Monochrome LCD Battery: 2 x 18650 cells or a 2s 7.4v 5000mah battery pack (Batteries not included) Charging: Built in USB-C Charging Firmware Upgrade method: Via USB or SD card Wheel and Trigger sensor: Hall-effect Module bay: Nano size (RadioMaster Ranger Nano Module / RadioMaster RM 4in1 module / TBS Crossfire Nano module) *32 channels requires a 4in1 radio and additional 4in1 RF module along with compatible receivers Specification ER3C-i (Included with ExpressLRS version) Item: ER3C-i 2.4GHz ELRS PWM Receiver Power supply: DC 4.5 - 8.4V Antenna type: Built-in high-sensitivity ceramic antenna Wireless protocol: ExpressLRS 3.3.0 pre-installed Output channel: 3CH PWM Telemetry power: 10mW Battery voltage detection range: DC 4.0 - 35V Weight: 4.2 grams Dimensions: 26.1*18.5*13.0 mm Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER3C-i Specification R85C (Included with 4in1 version) Item: R85C Receiver Power supply: DC 4.5 - 8.4V Frequency range: 2400-2483.5Mhz Support protocol: D8/D16/SFHSS Output channel: 5CH PWM Antenna type: high-sensitivity 2.4G antenna Telemetry power: 100mw / 20dbm Weight: 5.7 grams Dimensions: 31.0*18.5*13.0 mm EdgeTX Operating System Preinstalled with EdgeTX, the MT12 has cutting edge software fit for its class-leading hardware. RadioMaster works closely with the EdgeTX team to develop new features and optimize the user experience for surface models. We will continue to contribute and support projects like EdgeTX, ensuring the concepts of open standards are carried forward. Accessories ER3C-i 2.4GHz ELRS PWM Receiver ER5C-i 2.4GHz ELRS PWM Receiver R85C Receiver ER SERIES ELRS PWM RECEIVERS 18650 Battery 21700 5000mAh Battery Download MT12 Quick Start Guide MT12 User Manual Package Includes 1 * MT12 Surface Radio ExpressLRS Version 1 * ER3C-i 2.4GHz ELRS PWM Receiver 1 * Dual Switch Expansion module 1 * 4 Way Joystick Expansion module 1 * Nano Adapter 1 * USB-C Cable 1 * Leather Lanyard 1 * Custom RadioMaster signature carry case 1 * 18650 Battery Tray 1 * Screen Protector 1 * Stickers 1 * Manual OR 1 * MT12 Surface Radio 4in1 Version 1 * R85C Receiver 1 * Dual Switch Expansion module 1 * 4 Way Joystick Expansion module 1 * Nano Adapter 1 * USB-C Cable 1 * Leather Lanyard 1 * Custom RadioMaster signature carry case 1 * 18650 Battery Tray 1 * Screen Protector 1 * Stickers 1 * Manual
