How to assemble an ARF RC aircraft step by step
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
TX15 Radio Controller (ELRS / M2)
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Why choose TX15 Radio Controller (ELRS / M2) through RC-MODEL?
TX15 Radio Controller (ELRS / M2) is an RC product from RadioMaster. This page focuses on what an end customer needs: fit, use cases, specifications and imagery, without prices or outbound supplier detours.
Fit and use
TX15 Radio Controller (ELRS / M2) fits customers looking for RadioMaster items in TX15 Radio, with RC-MODEL support for choosing the right configuration.
- Relevant category: TX15 Radio
- Product identification for inquiry: model HP0157.0110-GRY-A / SKU HP0157.0110-GRY-A
Key details
- Weight: 605g (without battery)
- Frequency: 2.400GHz OR Sub-G 900MHz
- Channels: Max 16 channels (Receiver dependent)
- Size: 178*168*81mm
- Touchscreen Display: 3.5-inch, 480 x 320 IPS touchscreen with vivid colors and sharp detail.
- Voltage Range: 6.6 - 8.4V DC
Before ordering
- Confirm dimensions, power system, radio compatibility or material size before purchase.
- Ask us to match required accessories, adhesives, hardware, batteries or replacement parts.
- RC-MODEL helps with fit checks, availability, compatible accessories and a formal quote in Israel.
TX15 Radio Controller (ELRS / M2) is a RadioMaster product intended for pilots who need a capable programmable transmitter for aircraft, helicopters, FPV, gliders or surface models. This page presents the practical buying information in one place: compatibility, SKU, variants, radio protocol, use case and technical details.
The content is written for customer decision-making through RC-MODEL, without supplier prices or outbound purchase routes.
Key Advantages
- Organized for pilots who need a capable programmable transmitter for aircraft, helicopters, FPV, gliders or surface models.
- Part of the TX15 transmitter platform.
- RF/protocol context: ExpressLRS / ELRS, 2.4GHz, 915MHz / 868MHz, EdgeTX.
- Compatibility note: Compatible with RadioMaster TX15 platform where applicable.
- Multiple variants are documented for easier matching to the required setup.
- Includes local product imagery and structured specifications for customer comparison.
Core Specifications
- Product Code: HP0157.0110-GRY-A
- Product Family: TX15 transmitter platform
- Protocol / RF: ExpressLRS / ELRS, 2.4GHz, 915MHz / 868MHz, EdgeTX
- Channels: Max 16 channels (Receiver dependent)
- Compatibility: Compatible with RadioMaster TX15 platform where applicable
- Available Variants: Iron Grey / ELRS / FCC; Iron Grey / ELRS / LBT; Iceberg Blue / ELRS / FCC; Iceberg Blue / ELRS / LBT; Mint Mist / ELRS / FCC; Mint Mist / ELRS / LBT; Frost White / ELRS / FCC; Frost White / ELRS / LBT; Lemon Twist Yellow / ELRS / FCC; Lemon Twist Yellow / ELR...
- Battery: 7.4V 2-cell Lithium-Polymer / Two 3.7V 18650 Lithium-Ion cells / 21700 5000mAh Battery (batteries not included)
- Frequency: 2.400GHz OR Sub-G 900MHz
- Weight: 605g (without battery)
- Step into the future. TX15: The Future Is Here, One Step Ahead.
- 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
Relevant RC Academy guides
Learn before you buy
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
Servo selection: torque, speed, gears and voltage
How to select servos for trainers, sport aircraft, large models, cars and boats without under-sizing a control surface.
How to balance an RC aircraft and find the correct CG
One of the most important setup guides: find the CG, install the flight battery, balance the aircraft and avoid nose-heavy or tail-heavy surprises.
Mandatory pre-flight checks for safer RC flying
A repeatable inspection routine for control direction, radio range, failsafe, battery, fasteners, propeller, CG and field readiness.
How to perform the first test flight of an RC aircraft
Ground checks, takeoff planning, trim passes, battery timing and first landing strategy for a new or repaired RC aircraft.
| Technical Specifications | |
| Manufacturer | RadioMaster |
| Brand | RadioMaster |
| Product Code | HP0157.0110-GRY-A |
| All Variant SKUs | HP0157.0110-GRY-A, HP0157.0110-GRY-LBT-A, HP0157.0110-BLU-A, HP0157.0110-BLU-LBT-A, HP0157.0110-GRN-A, HP0157.0110-GRN-LBT-A, HP0157.0110-WHT-A, HP0157.0110-WHT-LBT-A, HP0157.0110-YEL-A, HP0157.0110-YEL-LBT-A, HP0157.0110-PNK-A, HP0157.0110-PNK-LBT-A |
| Available Variants | Iron Grey / ELRS / FCC; Iron Grey / ELRS / LBT; Iceberg Blue / ELRS / FCC; Iceberg Blue / ELRS / LBT; Mint Mist / ELRS / FCC; Mint Mist / ELRS / LBT; Frost White / ELRS / FCC; Frost White / ELRS / LBT; Lemon Twist Yellow / ELRS / FCC; Lemon Twist Yellow / ELR... |
| Product Type | TX15 Radio |
| Product Family | TX15 transmitter platform |
| Application | pilots who need a capable programmable transmitter for aircraft, helicopters, FPV, gliders or surface models |
| Item | TX15 Radio Controller |
| Gimbal Sticks | M4 |
| Weight | 605g (without battery) |
| Compatibility | Compatible with RadioMaster TX15 platform where applicable |
| Protocol / RF | ExpressLRS / ELRS, 2.4GHz, 915MHz / 868MHz, EdgeTX |
| Frequency | 2.400GHz OR Sub-G 900MHz |
| Internal RF | ELRS 2.4GHz / Sub-G 900MHz |
| Supported Protocols | Express-LRS |
| Channels | Max 16 channels (Receiver dependent) |
| Display | 3.5-inch IPS touchscreen (480 x 320 resolution) |
| Radio Firmware | EdgeTX (Transmitter) (requires version 3.0.0 or later) |
| Gimbals | V5.0 Hall sensor gimbals (standard) |
| Battery | 7.4V 2-cell Lithium-Polymer / Two 3.7V 18650 Lithium-Ion cells / 21700 5000mAh Battery (batteries not included) |
| Size | 178*168*81mm |
| Touchscreen Display | 3.5-inch, 480 x 320 IPS touchscreen with vivid colors and sharp detail. |
| Precision Gimbals | V5.0 Hall sensor gimbals |
| Smart Balance Battery Circuit | Maximizes battery efficiency and optimizes runtime. |
| Built-in Microphone | For future feature expansion.; Yes (Future expansion) |
| Built-in Motion Sensor | Trigger switches, pan/tilt cameras, or telemetry callouts simply by tilting your radio.; Yes (ICM-42607-C) |
| Storage | Built-in flash memory with external SD card support. |
| Voltage Range | 6.6 - 8.4V DC |
| Built-in Flash | Yes |
| Upgrade Method | USB-C (UF2) |
| Module Bay | JR-compatible module bay for additional modules |
| Cooling Fan | Yes |
| Current | 875mA at max power output |
| Connectivity | USB-C |
| Step into the future. TX15 | The Future Is Here, One Step Ahead. |
| Blazing-Fast Performance | The STM32 H7 chip powers our fastest radio ever. |
| Built-in ExpressLRS | 2.4GHz / Sub-G 900MHz ExpressLRS integration for reliable and long-range control. |
| 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. |
| 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 |
| Transmitter Module | Built-in ELRS |
| MicroSD card (Not included) | 32GB/FAT32 (Inserting a MicroSD card will disable the onboard flash) |
| Antenna Gain | 2dB (transmit power adjustable) |
| Module Firmware | ExpressLRS |
Tags: RadioMaster, HP0157.0110-GRY-A, TX15 Radio, RC radio