This is the Red variant of the Radiomaster TX16S Mark II Max Radio Controller (M2) – ELRS- Red in Drone Transmitter and Receiver. Available at ₹26,297.48 (₹22,286.00 + GST) with free shipping across India.
Looking for Tx16s Controller Radiomaster? Radiomaster TX16S Mark II Max Radio Controller (M2) – ELRS- Red is available at Zbotic with fast shipping across India.
Tx16s Controller Radiomaster – Description:
The Radiomaster TX16S Mark II Max Radio Controller (M2) – ELRS- Red is a feature-rich and versatile radio transmitter designed to meet the needs of experienced RC users and enthusiasts, especially those looking for long-range performance and advanced customization options. It integrates seamlessly with ExpressLRS technology, offering high-performance and low-latency communication.

The controller features a high-resolution color touchscreen display, multiple switch options, customizable controls, and multi-protocol support. With OpenTX firmware support and ergonomic design, it provides comfortable and precise control for a wide range of RC applications, including drones, airplanes, helicopters, cars, and boats.
Features:
- Improved internal circuitry and optimized power supply.
- New charge circuitry with integrated reverse-polarity protection.
- Optimized charge IC now allows up to 2.2A internal USB-C charge current.
- Rear-mounted audio jack provided headphone output.
- V4.0 Gimbal improved centering and temperature stability (Same circuitry as AG01).
- Optional high/low rear grips are included for improved ergonomics.
- Improved S1/S2 knobs with clear center detents.
- Improved LS/RS Sliders with smoother feel and better center detents.
- Redesigned battery cover for improved battery access.
- Retooled body shell with improved fit and finish.
- Trainer socket changed to standard TRS 3.5mm socket.
- Rear DIY Socket added for personalized mods.
- Improved internal plastics for better longevity.
Specifications:
| Item Type: | Controller |
|---|---|
| No. of Channels: | 16 |
| Model Name | TX16S MKII MAX ELRS Carbon/Red |
| Color: | Red |
| Operating Current (A): | 0.4 |
| Operating Voltage (VDC): | 6.6-8.4 |
| Firmware: | EdgeTX |
| Display Size (Inch): | 4.3 |
| Resolution: | 480 x 272 |
| Length (mm): | 287 |
| Width (mm): | 129 |
| Height (mm): | 184 |
Package Includes:
- 1 x Radiomaster TX16S Mark II Max Radio Controller (M2) – ELRS- Red
Radiomaster TX16S Mark II Max Radio Controller (M2) – Overview
The Radiomaster TX16S Mark II Max (M2) – ELRS in red is a high-performance RC transmitter designed for long-range drone and model aircraft control. It features an integrated ExpressLRS module for low-latency communication, a color touchscreen for intuitive setup, and OpenTX firmware for deep customization.
Key Features of Radiomaster TX16S Mark II Max Radio Controller (M2) –
- Integrated ExpressLRS (ELRS) module for high-speed, low-latency long-range control
- 3.5″ high-resolution color touchscreen for menu navigation and telemetry display
- Multiple two-position and three-position switches plus analog knobs for versatile control layouts
- Built-in multi-protocol RF module supporting common RC protocols alongside ELRS
- OpenTX firmware compatibility for model setup templates, logical switches, Lua scripts, and firmware updates
- Ergonomic hand grips and balanced weight distribution for comfortable extended flights
- Genuine product, fast shipping from Zbotic across India
Applications and Use Cases
- FPV drone racing and freestyle flying requiring precise, low-latency links
- Long-range fixed-wing or glider operations using ExpressLRS telemetry feedback
- Precision control of RC helicopters and multicopters in aerial photography
- Multi-rotor UAVs for surveying, inspection, and mapping tasks
- Scale model aircraft with complex mixes and switch configurations
- RC cars or boats where customizable switch assignments improve handling
How to Use Radiomaster TX16S Mark II Max Radio Controller (M2) –
Insert the recommended LiPo or AA battery pack, power on the controller, then use the touchscreen “Hardware” menu to calibrate sticks and assign switches. In the “Internal RF” menu select ExpressLRS, enter bind mode, and press the bind button on your ELRS receiver. Finally, customize channel mapping, flight modes, and telemetry settings via the OpenTX model setup pages.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
How do I bind the TX16S Mark II Max to an ExpressLRS receiver?
On the controller, navigate to Model Setup → Internal RF → Protocol and select ELRS. Switch to “Bind” mode, then press the bind button on your receiver until LEDs confirm binding. Exit bind mode to complete pairing.
Can I use this transmitter with non-ELRS receivers?
Yes. The built-in multi-protocol RF module supports protocols like FrSky D8/D16, FlySky, and others. Select the desired protocol in the Internal RF menu before binding.
What’s the process for updating OpenTX and ExpressLRS firmware?
Connect the TX16S M2 to your PC via USB-C. Launch OpenTX Companion for system firmware updates, and use the ExpressLRS Configurator to flash the internal ELRS module. Follow on-screen prompts to complete each update.
Technical Specifications
| Brand | Radiomaster |
|---|---|
| Model | TX16S |
| Interface / Protocol | ELRS |
| Package Quantity | 16 pcs |
| Color | Red |
| SKU | AI7286 |
| Availability | Out of Stock |
Applications & Use Cases
The Radiomaster TX16S Mark II Max Radio Controller (M2) – ELRS- Red is a versatile drone transmitter and receiver used across a wide range of applications including FPV drone control, RC aircraft, ground vehicles, and long-range drone operations.
Common use cases:
- Setting up a new FPV quad with digital link
- Replacing a receiver after a crash
- Building a long-range fixed-wing aircraft
This product is ideal for FPV pilots, RC hobbyists, and drone builders.
Technical Tip: ELRS (ExpressLRS) offers excellent range and low latency at 2.4GHz. Ensure your transmitter and receiver use the same protocol.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine Radiomaster product sourced from authorized channels




Naveen Kapoor (verified owner) –
Very good quality Radiomaster TX16S Mark II Max Radio. I’ve been building drones for 2 years now and this is one of the best I’ve used.
Tarun Agarwal (verified owner) –
Great quality Radiomaster TX16S Mark II Max Radio. Perfect specs for my drone project. Fast delivery too!
Tejas Singh –
Very impressed with this Radiomaster TX16S Mark II Max Radio. My drone’s performance improved noticeably.
Swati Bisht (verified owner) –
Using this Radiomaster TX16S Mark II Max Radio in my FPV drone build. Quality is top notch. Very happy with the purchase.
Diya Srivastava (verified owner) –
Decent Radiomaster TX16S Mark II Max Radio. Took some effort to set up but working now.
Girish Kamath (verified owner) –
Great quality Radiomaster TX16S Mark II Max Radio. Perfect specs for my drone project. Fast delivery too!
Sumit Saxena (verified owner) –
Great quality Radiomaster TX16S Mark II Max Radio. Perfect specs for my drone project. Fast delivery too!
Prateek Bhat –
Pretty good Radiomaster TX16S Mark II Max Radio. Works as expected for my drone project. Would buy again.
Jai Srivastava –
Using this Radiomaster TX16S Mark II Max Radio in my FPV drone build. Quality is top notch. Very happy with the purchase.
Jayesh Joshi (verified owner) –
Amazing build quality! This Radiomaster TX16S Mark II Max Radio is sturdy and lightweight at the same time.
Sunil Sharma –
Excellent product for the price. My drone flies smoothly with this Radiomaster TX16S Mark II Max Radio. Highly recommended!
Dev Grewal (verified owner) –
Perfect for my agriculture drone project. This Radiomaster TX16S Mark II Max Radio handles the weight effortlessly.
Aditya Agarwal –
Solid Radiomaster TX16S Mark II Max Radio. Not the absolute best but excellent value for the price point.
Zara Patel –
Good quality Radiomaster TX16S Mark II Max Radio. Minor scratches on arrival but functionally perfect.
Vinay Banerjee –
Decent Radiomaster TX16S Mark II Max Radio. Took some effort to set up but working now.
Farhan Tiwari (verified owner) –
This Radiomaster TX16S Mark II Max Radio is value for money. Comparing with other brands, Zbotic offers the best deal.
Jai Tiwari (verified owner) –
This Radiomaster TX16S Mark II Max Radio is value for money. Comparing with other brands, Zbotic offers the best deal.
Atharv Shetty (verified owner) –
Using this Radiomaster TX16S Mark II Max Radio in my FPV drone build. Quality is top notch. Very happy with the purchase.
Akshat Kapoor (verified owner) –
This Radiomaster TX16S Mark II Max Radio is value for money. Comparing with other brands, Zbotic offers the best deal.
Utkarsh Bhandari (verified owner) –
Outstanding Radiomaster TX16S Mark II Max Radio! Installed it on my racing quad and the performance is amazing.
Swati Gupta –
Been using this Radiomaster TX16S Mark II Max Radio for 3 months now, zero issues. Great product.
Ananya Bose (verified owner) –
Outstanding Radiomaster TX16S Mark II Max Radio! Installed it on my racing quad and the performance is amazing.
Chitra Naidu (verified owner) –
This Radiomaster TX16S Mark II Max Radio exceeded my expectations. Installed it yesterday and took a successful test flight today.
Manish Yadav (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!
Lokesh Khanna (verified owner) –
Using this Radiomaster TX16S Mark II Max Radio in my hexacopter. Smooth operation and excellent thrust.