Apparatus Radiomaster TX16S MAX MKIII ELRS

RadioMaster TX16S MAX MKIII ELRS Radio Controller

The RadioMaster TX16S series is trusted by RC pilots around the world, and the TX16S MAX MKIII ELRS takes that proven platform to the next level. Built for hobbyists who want premium feel, fast response, and rock-solid control, this flagship transmitter combines high-end materials, advanced hardware, and the flexibility of open-source EdgeTX software.

The MAX edition stands out with its premium finish, precision-machined CNC aluminum details, and an exceptionally refined user experience. If you want a full-size radio that feels as good as it performs, the TX16S MAX MKIII is designed to deliver confidence in the air every time you fly.

Launch Video

Key Features

• High-performance STM32 H7 processor for ultra-fast operation and responsive control.
• Large 5-inch IPS touchscreen with 800 × 480 resolution for clear visuals and easy setup.
• AG02 CNC Hall sensor gimbals with four ball bearings for smooth, accurate stick feel.
• Internal dual-band ExpressLRS RF system with Gemini 2.4 GHz and Sub-G 900 MHz support.
• Smart battery balancing system to improve battery efficiency and longevity.
• Efficient cooling system with quiet high-performance fans and an aluminum heatsink.
• Digital audio system for improved sound quality and lower interference.
• Dual folding antennas for easier storage without sacrificing signal performance.
• Built-in microphone ready for future feature expansion.
• Automatic backlight adjustment for better screen visibility indoors and outdoors.
• Integrated motion sensor for activating switches, controlling pan/tilt cameras, or triggering telemetry functions by moving the radio.
• Built-in flash memory and MicroSD card support for flexible storage.
• Replaceable top switch panels for a more customizable radio layout.

Specifications

• Model: TX16S MK3 MAX Radio Controller
• Color: Black / Red / Blue / Gold
• Voltage Range: 6.6–8.4 V DC
• Current Draw: 1.10 A (at maximum RF power)
• Firmware: EdgeTX (version 3.0.0 or newer required)
• Built-in RF Module: ExpressLRS 2 × LR1121
• Frequency: ISM 2.4 GHz and Sub-G 900 MHz
• Channels: Up to 16 channels
• Gimbals: AG02 CNC Hall Sensor
• MicroSD Slot: Yes (card not included)
• Built-in Flash Memory: Yes (4GB)
• Display: 5-inch IPS touchscreen (800 × 480)
• Power Supply: Two 3.7 V 18650 Li-Ion cells / 5000 mAh 21700 Li-Ion battery / 2S 7.4 V 6200 mAh LiPo pack (batteries not included)
• Update Method: USB / EdgeTX Companion software on PC
• Module Bay: JR-compatible
• Dimensions: 200 × 178 × 88 mm
• Weight: 864 g (without battery)

The advanced STM32H7 processor delivers fast boot times, smooth navigation, and instant response when you need it most. The bright 5-inch IPS touchscreen stays easy to read even in strong sunlight, making programming and menu navigation much more comfortable at the field.

Equipped with a dual-band Gemini ExpressLRS system using two LR1121 transceivers, the TX16S MAX MKIII delivers highly reliable, low-latency control on both 2.4 GHz and 900 MHz bands. This gives pilots outstanding signal stability and the confidence to fly with precision in a wide range of conditions.

Designed for pilots who want the best, the MAX version upgrades nearly every detail for a more premium experience.

The carbon-fiber-style case is paired with CNC-machined aluminum components, including buttons, knobs, and the scroll wheel, giving the radio a premium look and feel. The full CNC aluminum AG02 gimbals set a high standard for stick precision, smoothness, and durability. Programmable RGB LED rings around the gimbals add another layer of personalization, serving both as a visual upgrade and as configurable status indicators.

This full-size flagship transmitter is based on the trusted TX16S layout used by pilots worldwide. Every switch, slider, and potentiometer is positioned exactly where you expect it, giving you precise control without compromise. Modular switch panels make it easy to tailor the setup to your flying style.

The TX16S MAX MKIII is a refined evolution of a proven platform, combining premium materials, uncompromising control, and the flexibility serious RC pilots expect from a top-tier transmitter.

Dimensions

What’s Included

• 1 × TX16S MK3 MAX radio controller
• 1 × TX16S MK3 Signature carrying case
• 1 × 18650 battery tray
• 2 × Replaceable shoulder panels
• 1 × USB Type-C cable
• 1 × Protective screen film
• 1 × 1.5 mm hex key
• 4 × Low-tension gimbal springs
• 2 × Gimbal stick screws
• 1 × Neck strap
• 1 × RadioMaster sticker set
• 1 × TX16S MK3 manual
• 1 × Quality control / inventory card