RadioMaster TX15 Radio Controller (ELRS / M2)
RadioMaster continues to redefine the open-source remote control landscape.
After years of collaboration with open-source partners and users, we proudly present the RadioMaster TX15 Radio Controller.
Powered by the high-performance STM32 H7 chip, this is our fastest radio yet. It delivers ultra-smooth EdgeTX control, instant model switching and lightning-quick script execution.
With 4GB flash storage and MicroSD expansion, you get nearly unlimited space for models, scripts, audio files and themes.
The TX15 uses the Semtech LR1121 transceiver, supporting 2.4GHz and 900MHz ExpressLRS (ELRS) for ultra-low latency.
Built for daily use and tough RF environments alike, it offers rock-solid signal reliability.
A smart balance battery circuit extends runtime. Its compact foldable antenna keeps signals strong while boosting portability.
A built-in gyro with TiltX/TiltY unlocks advanced control. Tilt the radio to trigger switches, tune accessories or activate telemetry.
This versatile controller blends rugged build quality, simple operation and creative new features. It is an excellent pick for complex, high-demand drone setups.
View crisp content on its 3.5-inch IPS touchscreen. The 262k-color, 600-nit panel stays readable even under direct sunlight.
The standard TX15 ships with V5.0 hall sensor gimbals and comes in six eye-catching color options.
Advanced cooling, USB‑C charging, SIM connectivity, fast firmware updates and high-speed memory support guarantee stable performance.
Extra hardware switches are included. Swap the shoulder buttons for momentary or 2-position latching switches for a classic feel.
For a higher-tier upgrade, explore the TX15 MAX.
Step into the future. TX15: The Future Is Here, One Step Ahead.
Follow us World Drone Market on YouTube to view more videos about the RadioMaster TX15 Radio Controller.
Features
- Blazing-Fast Performance: The STM32 H7 chip powers our fastest radio ever.
- Touchscreen Display: 3.5-inch, 480 x 320 IPS touchscreen with vivid colors and sharp detail.
- Precision Gimbals: V5.0 Hall sensor gimbals
- Built-in ExpressLRS: 2.4GHz / Sub-G 900MHz ExpressLRS integration for reliable and long-range control.
- Smart Balance Battery Circuit: Maximizes battery efficiency and optimizes runtime.
- Powerful, Efficient Cooling System: Low noise, high output fans and an aluminium heat sink keep your radio cool even on the hottest days.
- Foldable Antenna: Compact and easy to store without compromising signal strength.
- Built-in Microphone: For future feature expansion.
- Built-in Motion Sensor: Trigger switches, pan/tilt cameras, or telemetry callouts simply by tilting your radio.
- Memory: Integrated 4GB of onboard flash memory and external MicroSD card support.
- Interchangeable Shoulder Switches: Customize your controls to match your style.
- Optional colors: Iron Grey / Frost White / Iceberg Blue / Mint Mist / Lemon Twist Yellow / Hot Pink
Specifications
- Item: TX15 Radio Controller
- Size: 178*168*81mm
- Weight: 605g (without battery)
- Frequency: 2.400GHz OR Sub-G 900MHz
- Internal RF: ELRS 2.4GHz / Sub-G 900MHz
- Supported Protocols: Express-LRS
- Cooling Fan: Yes
- Transmitter Module: Built-in ELRS
- Built-in Flash Size: 4GB
- Built-in Microphone: Yes (Future expansion)
- Built-in Motion Sensor: Yes (ICM-42607-C)
- MicroSD card (Not included): 32GB/FAT32 (Inserting a MicroSD card will disable the onboard flash)
- Antenna Gain: 2dB (transmit power adjustable)
- Current: 875mA at max power output
- Voltage Range: 6.6 – 8.4V DC
- Radio Firmware: EdgeTX (Transmitter) (requires version 3.0.0 or later)
- Module Firmware: ExpressLRS
- Channels: Max 16 channels (Receiver dependent)
- Display: 3.5-inch IPS touchscreen (480 x 320 resolution)
- Battery: 7.4V 2-cell Lithium-Polymer / Two 3.7V 18650 Lithium-Ion cells / 21700 5000mAh Battery (batteries not included)
- Connectivity: USB-C
- Gimbals: V5.0 Hall sensor gimbals (standard)
- Gimbal Sticks: M4
- Upgrade Method: USB-C (UF2)
- Module Bay: JR-compatible module bay for additional modules

































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