RadioMaster sets a new standard in open-source remote controls with the TX15. Powered by the STM32 H7 chip, this controller delivers ultra-responsive EdgeTX operation, rapid model switching, and swift script execution. Equipped with a LR1121 Semtech transceiver, it supports 2.4GHz and 900MHz ExpressLRS for extended range and minimal latency. Designed for demanding RF conditions, the TX15 includes a smart battery circuit for longer flight times and a foldable antenna for enhanced portability and signal strength. The integrated gyro with TiltX/TiltY enables advanced controls like switch activation and camera panning through simple tilts. A 3.5-inch IPS touchscreen with 262k colors and 600 nits brightness ensures clear visibility even in sunlight. Featuring V5.0 hall sensor gimbals in six colors, advanced cooling, USB-C charging, SIM connectivity, firmware updates, and customizable shoulder switches, the TX15 offers professional-grade reliability and versatility. For those seeking more, the TX15 MAX provides premium enhancements. Package Includes: 1x TX15 Radio Controller (ELRS 2.4G/FCC) 1x Signature Carry Case 1x Short 2-position Latching Shoulder Toggle Switch Assembly 1x Short 2-position Momentary Shoulder Toggle Switch Assembly 1x 18650 Battery Tray 1x USB-C Cable 1x Screen Protector 1x 1.5mm Hex Wrench 4x High Tension Gimbals Springs 2x Gimbal Stick Set Screw 1x Stickers Set 1x User Manual 1x Inventory Card 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 longevity for more flight time. 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 Gyro: Trigger switches, pan/tilt cameras, or telemetry callouts simply by tilting your radio. Interchangeable Shoulder Switches: Customize your controls to match your flying 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 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) 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 Info: