RadioMaster TX16S MK3 RC Radio Controller — Dual-Band ELRS Gemini-X, EdgeTX, V6 Hall Gimbals, 5" IPS Touch, FCC

RadioMaster TX16S MK3 RC Radio Controller — Dual-Band ELRS Gemini-X, EdgeTX, V6 Hall Gimbals, 5" IPS Touchscreen

The RadioMaster TX16S MK3 is the definitive evolution of the world’s most popular full-size EdgeTX radio. Building on the proven TX16S layout trusted by pilots worldwide, the MK3 brings a STM32H7 processor, ExpressLRS Gemini-X dual-band system (2.4GHz + 900MHz via dual LR1121 transceivers), next-generation V6 quad-bearing Hall-Effect gimbals with programmable RGB rings, and a brilliant 5" 800×480 IPS touchscreen — all in the iconic full-size TX16S form factor that places every switch, slider, and potentiometer exactly where pilots expect it. Whether you’re flying FPV freestyle, long-range fixed-wing, or precision UAV, the TX16S MK3 is built to be your last radio.

Available Configurations

• TC / BLACK — 6200mAh LiPo — Controller + 2S 7.4V 6200mAh LiPo battery; maximum capacity for all-day flying sessions
• TC / BLACK — 18650 — Controller + 18650 battery tray; use two 3.7V 18650 Li-Ion cells (cells not included)
• TC / BLACK — 5000 (21700) — Controller + 21700 5000mAh battery; high-capacity single-cell option
• Transparent Charcoal / MK3 BLACK — Base controller only; bring your own compatible 2S battery

Key Features

• STM32H7 High-Performance MCU — RadioMaster’s most powerful processor to date; delivers lightning-fast EdgeTX performance, instant menu responsiveness, and headroom for future firmware features
• ExpressLRS Gemini-X Dual-Band (2× LR1121) — Simultaneous 2.4GHz + Sub-G 900MHz transmission via dual LR1121 transceivers; cross-band interference rejection for unmatched link reliability at range
• V6 Quad-Bearing Hall-Effect Gimbals — Uses the same high-performance chipset as the AG02; quad-bearing construction delivers ultra-smooth, precise movement with external adjustments for travel, centering, and tension
• Programmable RGB Gimbal Light Rings — LUA-scriptable LED rings around each gimbal; assign mode indicators, warnings, or status cues — fully customizable for function and aesthetics
• 5" IPS Touchscreen (800×480) — Vivid, sunlight-readable 5-inch IPS display with auto-brightness adjustment; full touch navigation for fast programming and model management
• 512MB Flash + MicroSD Card Slot — Onboard 512MB flash eliminates dependency on SD cards for basic use; MicroSD slot available for expanded storage, audio files, and model backups
• Smart Balance Battery Circuit — Intelligent 2S balance charging and power management extends battery longevity and optimizes runtime
• Active Cooling — Low-Noise Fan + Aluminum Heatsink — Keeps internal temps stable even at maximum dual-band RF output; engineered for all-day field use
• JR-Compatible Module Bay — Standard JR module bay accepts TBS Crossfire, CRSF, and other third-party RF modules for protocol flexibility
• Built-in Microphone + Motion Sensor — Internal mic for future audio/voice feature expansion; motion sensor enables pan/tilt camera control or telemetry callouts by tilting the radio
• Modular Shoulder Switch Panels — Removable and swappable switch panels for personalized layouts; up to 16 channels (receiver dependent)
• Dual Foldable Antennas — Integrated folding dual-band antennas (2.4GHz + Sub-G 900MHz) for compact transport without compromising signal performance

Specifications

• Model: RadioMaster TX16S MK3
• MCU: STM32H7
• Firmware: EdgeTX (v3.0.0 or higher required)
• RF System: ExpressLRS Gemini-X — Dual-band (2× LR1121)
• Frequencies: 2.4GHz + Sub-G 900MHz (simultaneous)
• Channels: Up to 16CH (receiver dependent)
• Gimbal: V6 Quad-Bearing Hall-Effect (AG02 chipset compatible)
• Display: 5" IPS touchscreen, 800×480 resolution, auto-brightness
• Storage: 512MB integrated flash + MicroSD card slot
• Voltage Range: 6.6–8.4V DC
• Working Current: 1.10A (max RF output)
• Battery Options: 2S 7.4V 6200mAh LiPo / 2× 18650 Li-Ion / 21700 5000mAh (by variant; not included in base)
• Module Bay: JR-compatible
• Connectivity: USB-C
• Upgrade Method: USB / EdgeTX Companion PC software
• Cooling: Active — low-noise fan + aluminum heatsink
• Dimensions: 200×178×88mm
• Weight: 813g (without battery)
• Version: FCC
• Recommended Age: 14+

What’s in the Box

• 1× TX16S MK3 Radio Controller
• 1× TX16S MK3 Signature Carry Case
• 1× 18650 Battery Tray
• 2× Replacement Shoulder Switch Panels
• 1× Type-C Cable
• 1× Screen Protector
• 1× 1.5mm Hex Wrench
• 4× Low Tension Gimbal Springs
• 2× Gimbal Stick Set Screws
• 1× Nylon Neck Strap (Lanyard)
• 1× RadioMaster Sticker Set
• 1× TX16S MK3 Manual
• 1× Inventory Card
• Battery included with 6200mAh LiPo, 18650 tray, and 5000mAh 21700 variants; base Transparent Charcoal and MK3 BLACK variants do not include a battery

Perfect For

• Experienced FPV and RC pilots who want a full-size EdgeTX radio with the latest dual-band ELRS Gemini-X link and premium V6 Hall gimbals
• Pilots upgrading from the TX16S or TX16S MK2 who want STM32H7 performance, RGB gimbal rings, and a 5" touch display in the same familiar layout
• Long-range, fixed-wing, and UAV operators who need simultaneous 2.4GHz + 900MHz cross-band link stability at extended range
• Sim pilots and multi-platform flyers who need a full-size radio with JR module bay flexibility and EdgeTX’s deep customization capabilities

Shipping Policy

Estimated Delivery: Orders typically arrive within 3-7 business days to most locations in North America.

International Shipping: Available with tracking. Transit times vary by destination.

Return & Guarantee Policy

Return Policy: Defective or damaged item? Return it within 30 days for a full refund. Customer pays return shipping.

Technical Support: Need help with compatibility or setup? Contact our FPV experts for free assistance.