RadioMaster TX16S MKII HALL V4.0 ELRS Radio Controller
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TX16S Mark II — Ultimate Open-Source Radio
The TX16S Mark II combines V4.0 Hall gimbals with four precision bearings for smooth control and precise centering. Redesigned housing improves durability, while USB-C charging, a 4.3" IPS touchscreen, reverse-polarity protection, and a DIY accessory port add versatility.
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 centre-detents.
- Improved LS/RS Sliders with smoother feel and better centre-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.
- Built-in ExpressLRS Backpack and 4in1 versions.
Specification
| Item | TX16S Mark II |
| Size | 287x129x184mm |
| Weight | 750g (without battery) |
| Transmission Frequency | 2.400GHz-2.480GHz |
| Transmitter Module | Option 1: Internal 4-in-1 multi-protocol module (CC2500 CYRF6936 A7105 NRF2401); Option 2: Internal ELRS (SX1280) |
| SD Card | 256MB by default, 8GB maximum |
| Antenna Gain | 2dB (transmit power adjustable) |
| Working Current | 400mA |
| Working Voltage | 6.6-8.4V DC |
| Radio Firmware | EdgeTX |
| Module Firmware | Multiprotocol Module (4IN1) OR ExpressLRS (ELRS) |
| Channels | Up to 16 channels (depending on the receiver) |
| Display | 4.3-inch TFT full-colour touch display (480 x 272 resolution) |
| Gimbal | Option 1: V4.0 Hall sensor with Aluminium fascia; Option 2: AG01 CNC Hall sensor |
| Module Bay | JR compatible module bay |
| Upgrade Method | USB-C online / SD card offline upgrade |

The TX16S Mark II is available with built-in ExpressLRS 2.4GHz, offering fast response, long range, and a wide selection of affordable ELRS receivers. For new builds, the ELRS version is the recommended choice.

V4.0 Hall Gimbals
Featuring the same chipset as the AG01 with optimized Hall sensor circuitry for improved center-point accuracy and temperature stability. Stick travel, self-centering, and stick tension are externally adjustable.


AG01 Gimbals
Fully CNC-machined for precision, with quad ball bearings for a smooth, precise feel. Front-accessible tension and travel adjustments make fine-tuning quick and easy.

Flat & Raised Grips Included
Includes both flat and raised rear grips, allowing you to customize the feel and comfort of your TX16S MKII right out of the box.


External Module Bay
Supports Team Black Sheep MicroTX modules in CRSF mode with LUA scripts. The external module bay allows seamless switching between internal RF and Crossfire via software—no module swapping required.


Upgraded Design
- Retooled faceplate for improved fit and finish.
- Upgraded S1/S2 knobs with center detents.
- Bright 4.3" IPS color touchscreen with adjustable brightness for easy setup and operation.


- New 3.5mm Audio Jack – Rear-mounted to minimize RF interference and support headphone audio.
- Redesigned Battery Cover – Easier to remove and replace.
-
Rear DIY Socket – Provides an easy connection point for custom modifications and accessories.



Package Includes
| Item | Quantity |
| TX16S Mark II Radio Controller | 1 |
| 18650 Tray | 1 |
| USB-C Cable | 1 |
| Screen Protector | 1 |
| Flat Grips | 1 pair |
| Raised Grips (installed on radio by default) | 1 pair |
| TX16S Key Chain | 1 |