Overview
DarwinFPV TX8 is an FPV transmitter (ELRS radio transmitter) designed for simple setup and portable use, with an integrated 2.4GHz ExpressLRS (SX1280) TX module. It supports simulator practice and PC-based parameter adjustment via DarwinFPV RadioConfig.
Key Features
- Built-in ELRS module: ExpressLRS 2.4GHz ISM; TX power 25-100mW.
- Control range: >=2km (no electromagnetic interference in the surrounding area).
- 8 channels: 8 channels (4 joysticks + 4 switches).
- Compact and portable: transmitter weight 201.8g; transmitter dimensions 162x141x58mm.
- Battery and charging: 2600mAh battery mentioned; charging via USB Type-C 5V/1.2A. Battery life listed as 6H, and the description mentions lab-tested 8+ hours.
- Joystick: high precision low temperature drift potentiometer joystick.
- Simulator support (listed): Liftoff, Uncrashed, TRYP, DRL, DCL.
- Configuration & upgrades: Transmitter firmware supports USB online upgrade; TX module firmware supports WiFi wireless upgrade. RadioConfig provides settings such as Packet Rate, Telem Ratio, Switch Mode, Link Mode, Model Match, and TX Power (100mW shown in the interface).
- Antenna interface: SMA.
Specifications
| Model | DarwinFPV TX8 ELRS Radio Transmitter |
| Frequency Range | 2.4GHz ISM |
| Transmit Module | ExpressLRS (ELRS SX1280) |
| Transmit Power | 25-100mW |
| Distance | >=2km (No electromagnetic interference in the surrounding area) |
| Joystick | High precision low temperature drift potentiometer joystick |
| Channel | 8 channels (4 joysticks + 4 switches) |
| Antenna interface | SMA |
| Operating Voltage | 3.5-4.2V DC |
| Charging | USB TYPE-C 5V/1.2A |
| Battery Life | 6H |
| Recommend Battery | 18650-2600mAh Lipo Battery |
| Transmitter Firmware Upgrade Method | Support USB online upgrade |
| TX Module Firmware Upgrade Method | Support WIFI wireless upgrade |
| ELRS Firmware Version | Generic ESP8285 Full-duplex 2.4GHz RX as TX 3.5.3_UART |
| External Expandable Transmitter Module | / |
| Display | / |
| Bluetooth | / |
| Transmitter Dimensions | 162x141x58mm |
| Transmitter Weight | 201.8g |
| Package Dimension | 210x155x70mm |
| Package Weight | 352.1g |
What’s Included
- 1 x DarwinFPV TX8 ELRS Radio Transmitter
- 1 x 120*120mm Logo Sticker
- 1 x Manual / Manual Card
For setup, simulator use, or firmware/RadioConfig questions, contact support at https://rcdrone.top/ or email support@rcdrone.top.
Applications
- FPV drone control using 2.4GHz ExpressLRS
- FPV simulator training (Liftoff, Uncrashed, TRYP, DRL, DCL)
DarwinFPV Care Card (Optional Terms Shown)
- Provides an accident solution for DarwinFPV products, covering product damage caused by various reasons.
- If the product is damaged, pay 75% of the corresponding fee to get the same new product (same version as originally ordered).
- After ordering the Darwin Care Card, a 25% discount code can be used twice within a year.
- Examples listed: falling due to impact, accidental water ingress, drone lost, wrong solder.
Details

Skip the steep learning curve with a compact TX8 ELRS radio built for easy setup, travel-friendly size, and quick simulator practice.

At roughly 200g, the TX8 slips into a jacket pocket or backpack side pouch for grab-and-go FPV sessions.

ExpressLRS 2.4GHz control helps keep the link stable for park flying and open-area cruising, with a rated range up to 2km in low-interference conditions.

Pair it with popular FPV simulators—Liftoff, Uncrashed, TRYP, DRL, and DCL—to build muscle memory before real flights.

Fine-tune packet rate, telemetry ratio, model match, and TX power in DarwinFPV RadioConfig for a clean, beginner-friendly workflow.

Recharge over USB‑C and keep sessions going with the onboard battery designed for hours of flying and simulator time.


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