RadioMaster TX15 Max Multi-Frequency 2.4GHz/900MHz Radio Transmitter (ELRS)

The RadioMaster TX15 Max is a premium open-source radio controller built for pilots who demand precision, speed, and reliability. Powered by the high-performance STM32 H7 chip, it delivers ultra-fast EdgeTX operation with smooth model switching and script execution. Featuring AG02 CNC aluminum gimbals, a 3.5-inch IPS touchscreen, and ExpressLRS integration (2.4GHz or 900MHz), the TX15 Max ensures low-latency control and stable signal performance. Its compact foldable antenna, customizable RGB gimbal light rings, and tilt-based gyro functions add versatility, while the smart balance battery circuit maximizes flight time. With a carbon-fiber-look case, upgraded aluminum buttons, and interchangeable shoulder switches, the TX15 Max combines durability, style, and advanced functionality in one powerful transmitter.

FEATURES:

• Powered by STM32 H7 chip for ultra-fast EdgeTX performance
• 3.5-inch IPS touchscreen (480 × 320 resolution, 600 nits brightness)
• AG02 CNC aluminum gimbals with Hall sensors for precision control
• ExpressLRS built-in (Dual-Band 2.4GHz or 900MHz options)
• 4GB onboard flash storage + MicroSD expansion
• Foldable antenna for portability
• Customizable RGB gimbal light rings
• Smart balance battery circuit for longer run times
• Built-in gyro for tilt-based control functions
• JR-compatible module bay for expansion

REQUIRED:

(1) 7.4V 2S Lithium-Polymer Battery

OR

(2) 3.7V 18650 Lithium-Ion Batteries 

OR

(2) 21700 5000mAh Batteries

SPECIFICATIONS:

• Item: TX15 Max
  
• Color: Black
  
• Size: 178 x 168 x 81mm
  
• Weight: 672g (without battery)
  
• Internal RF: ELRS 2.4GHz or 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 Gyro: 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)
  
• Voltage Range: 6.6 - 8.4V DC
  
• Radio Firmware: EdgeTX (Transmitter) (requires version 3.0.0 or later)
  
• Channels: Max 16 channels (Receiver dependent)
  
• Display: 3.5-inch IPS touchscreen (480 x 320 resolution)
  
• Connectivity: USB-C
  
• Gimbals: AG02 CNC Hall sensor gimbals
  
• Gimbal Sticks: M4
  
• Upgrade Method: USB-C (UF2)
  
• Module Bay: JR-compatible module bay for additional modules

HELPFUL LINKS:

• Manual

INCLUDES:

(1) TX15 Max Radio Controller
(1) Signature Carry Case
(1) Short 2-position Latching Shoulder Toggle Switch Assembly
(1) Short 2-position Momentary Shoulder Toggle  Switch Assembly
(1) 18650 Battery Tray
(1) USB-C Cable
(1) Screen Protector
(1) 1.5mm Hex Wrench
(4) High Tension Gimbals Springs
(2) Gimbal Stick Set Screw
(1) Stickers Set
(1) User Manual
(1) Inventory Card