TX12 Mark II  ELRS Radio Controller
TX12 Mark II  ELRS Radio Controller
TX12 Mark II  ELRS Radio Controller
TX12 Mark II  ELRS Radio Controller
TX12 Mark II  ELRS Radio Controller


TX12 Mark II ELRS Radio Controller

Sale price$109.99
Style:TX 12 Controller+2 free 2 batteries

Working with the R/C community and open-source partners, RadioMaster proudly presents the TX12 MKII, a class-leading compact radio, with updated ergonomics, hardware, and software.


Added internal ExpressLRS module support

Updated main board design from STM32F207 to STM32F407

Improved USB-C QC 3.0 Charging

Precision hall-effect gimbals as standard

EdgeTX operating system installed from the factory

Updated rear case with comfortable grips

Improved S1 / S2 slider grip

SD Card included


Item: TX12 Mark II Radio

Size: 170*159*108mm

Weight: 363g

Frequency: 2.400GHZ-2.480GHZ

RF Chip: ExpressLRS (ELRS) / CC2500

Working Current: 320mA@8.4V (ELRS) / 180mA@8.4V (CC2500)

Voltage Range: 6.6-8.4v DC

Radio Firmware: EdgeTX (Transmitter) / ExpressLRS (RF module) / MPM (RF module)

Channels: Up to 16 (depending on the receiver)

Display: 128*64 Monochrome LCD display

Gimbal: High precision hall gimbals

External module: JR/FrSKY/Crossfire compatible

Upgrade Method: USB/SD card & EdgeTX Buddy online or EdgeTX Companion PC software

USB Charging: QC3 USB-C

SD Card: Included

EdgeTX Operating System

Preinstalled with Edge TX, the RadioMaster TX 12 MK II has cutting-edge software that is constantly evolving and improving. RadioMaster works closely with the Edge TX team to develop features and optimize the user experience. We will continue to contribute and support projects like Edge TX, ensuring the concepts of open standards are carried forward.

Updated MCU STM32F407

FCC Version and EU LBT Version are Available

Currently, we provide the standard FCC version and the EU LBT version. Please check the supported protocols below.

Standard FCC Version

CC2500 (FCC) Version supports all CC2500 protocols

ELRS (FCC) is pre-installed witn ExpressLRS ISM FW (Max power is hardware dependant)

EU LBT Version

CC2500 LBT Version (Europe) is limited to LBT compliant protocols FrSKY X/X2 LBT & HoTT LBT

ELRS LBT (Europe) Version is pre-installed with ExpressLRS CE EU domain LBT FW (Limited to 100mw power output)

New Hall Gimbals

With Hall Gimbals, the same chipset as the AG01, optimized hall sensor circuitry, improves center point positioning and temperature stability.

Support USB Simulator

Improved USB-C QC 3.0 Charging

Big Battery Bay

Allows for dual 18650 or dual 21700 Li-ion cells, or 2S Lipo up to 74×60×22mm


Allows for Bluetooth connection to PCs, tablets and phones with BLUETOOTH function to play simulators and games. 

Upgraded Design 

Radio Overview

Package Includes

1 * TX12 Mark II Radio Controller

1 * Antenna

1 * USB-C Cable

1 * Quick Start Guide

1 * Sticker