RadioMaster - TX15 Radio Controller ELRS Blue
by RadioMaster

Take control with unmatched precision using the RadioMaster TX15 Radio Controller (ELRS / M2)—an open-source powerhouse engineered for serious FPV pilots, RC hobbyists, and drone professionals. Equipped with the blazing-fast STM32 H7 processor, this transmitter delivers the smoothest EdgeTX experience yet, featuring instant model switching, ultra-fast LUA script execution, and a highly responsive 3.5-inch IPS touchscreen for intuitive navigation in any light.

Designed with versatility and long-range reliability in mind, the TX15 integrates ExpressLRS (ELRS) 2.4GHz or Sub-G 900MHz protocol via a powerful LR1121 Semtech transceiver, ensuring low-latency performance across varied RF environments. The smart balance battery circuit extends your sessions, while the foldable high-gain antenna and efficient dual cooling system keep your setup compact, cool, and reliable.

The TX15 features customizable V5.0 hall sensor gimbals, with interchangeable switches to match your flying style. Built-in gyro sensors with TiltX and TiltY functions add a new dimension of control, perfect for pan/tilt camera setups or telemetry callouts. With 4GB of internal memory (plus MicroSD expansion), you'll have room for models, themes, and scripts—making this controller ready for any configuration.

Whether you're upgrading from a TX16S or building your first performance-grade rig, the TX15 is one step ahead—the future of RC transmitters is here.

Specifications

• Product: TX15 Radio Controller

• Processor: STM32 H7

• Display: 3.5" IPS touchscreen (480x320, 262k color, 600 nits)

• Gimbals: V5.0 Hall Sensor Gimbals

• RF System: Built-in ExpressLRS (2.4GHz / Sub-G 900MHz)

• Transceiver: Semtech LR1121

• Memory: 4GB onboard + MicroSD slot (disables onboard when inserted)

• Built-in Gyro: ICM-42607-C

• Cooling System: Active fan + aluminum heat sink

• Battery Support: 7.4V LiPo, 18650/21700 cells (not included)

• Charging Port: USB-C

• Firmware: EdgeTX (3.0.0+), ExpressLRS

• Channels: Up to 16

• Size: 178 x 168 x 81mm

• Weight: 605g (without battery)

• Antenna: Foldable, 2dB gain

• Customization: Interchangeable shoulder switches, 6 color options

• Connectivity: USB-C, JR Module Bay

Package Includes

• TX15 Radio Controller

• Signature Carry Case

• Latching & Momentary Toggle Switch Assemblies

• 18650 Battery Tray

• USB-C Cable

• Screen Protector

• Hex Wrench, Gimbal Springs, Set Screws

• Stickers, Manual & Inventory Card