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
Specifications of MT12 Transmitter
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
Specifications of ER3C-i Receiver (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
