• HDZero ELRS 2.4GHz radio transmitter, white controller with 0.96in OLED screen and dual gimbals
  • HDZero ELRS radio transmitter front view showing OLED display, control buttons, and dual sticks
  • Top view of HDZero radio transmitter showing SA/SB/SC/SD shoulder switches and grips
  • Angled bottom-front view showing HDZero transmitter sticks, buttons, and USB-C port area
  • Graphic showing official ExpressLRS menu on HDZero radio with one-touch ELRS menu and binding
  • Package contents graphic with HDZero transmitter in hard case, 4000mAh battery, stick storage, USB-C
  • On-radio setup graphic showing OLED menus for channel map and configuration directly on the transmitter
  • ELRS Backpack feature graphic for VTX admin with band, channel, and power control from the radio
  • Output power graphic for HDZero ELRS transmitter showing 10/25/50/100/250 mW options and USB-C charger
  • Simulator practice use case showing Bluetooth or USB-C connection to PC while holding HDZero controller
  • Coach/student training graphic showing coach/HT port with two transmitters for teaching someone to fly
  • 3.5mm head tracker port graphic showing head tracking relayed from HDZero goggles to control pan/tilt
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HDZero Radio ELRS 250mW 2.4GHz Radio Transmitter w/ 0.96in OLED, 4000mAh LiPo, USB-C

HDZero Radio ELRS 250mW 2.4GHz Radio Transmitter w/ 0.96in OLED, 4000mAh LiPo, USB-C

HDZero

$88.99 USD
$88.99 USD
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Overview

HDZero Radio – ELRS 250mW is a compact 2.4GHz radio transmitter designed to make ExpressLRS setup simple. Bind, configure, and fly directly from the radio with dedicated shortcuts and clear menus—no PC, phone, or external apps required for everyday use.

Common pilot settings are built in, including packet rate, output power, telemetry, VTX control, channel mapping, and more. For firmware updates or switching ELRS versions, connect via USB-C and use HDZero Programmer (Windows) or standard ELRS tools such as Web Flasher/Configurator.

Key Features

  • Built-in ELRS output power: up to 250mW (10 / 25 / 50 / 100 / 250mW)
  • Official ELRS radio: ELRS 3 included; ELRS 4 supported
  • One-touch ELRS menu and long-press fast binding (ELRS button)
  • On-radio setup: no PC, no EdgeTX, no complicated apps
  • OLED display: 0.96" OLED with 50fps UI and live stick visualization
  • VTX Admin: change video band, channel, and power from the radio
  • ELRS Backpack: sync video channel between goggles, radio, and drone
  • Trainer/Buddy Box: two training modes (Coach/Student) with standard 3.5mm DSC trainer jack
  • 3.5mm head tracker port: relays head tracking signals from compatible HDZero goggles to a remote ELRS RX for pan/tilt/zoom camera control
  • Simulator support: Bluetooth joystick mode (wireless) or wired simulator mode via USB-C
  • Travel-ready: compact and lightweight; sticks remove and store on the back; hardshell carrying case included
  • Battery: built-in 4000mAh battery; over 10 hours runtime*

*Runtime notes: tested at 10mW / 250Hz until voltage reached 3.2V. Also noted as tested under ELRS TX at 10mW; results may vary.

For setup or firmware questions, contact support at support@rcdrone.top or visit https://rcdrone.top/.

Specifications

Frequency 2.4GHz
ELRS TX Power 10 / 25 / 50 / 100 / 250mW
Display 0.96" OLED (50fps UI)
Channels Up to 10
Battery 4000mAh LiPo (3.2V - 4.2V)
Charging USB-C, 5V @ 2A
Dimensions 165 x 128 x 68 mm
Weight 270g (with battery)

What’s Included

  • HDZero Radio
  • USB-C Cable
  • Nylon Neck Strap
  • Hardshell Carrying Case

Manuals

User Manual (online): https://docs.hd-zero.com/radio-introduction.html

Details

HDZero Radio ELRS 2.4GHz transmitter with built-in 250mW output power and compact white gamepad-style body

Built-in ExpressLRS at up to 250mW (10/25/50/100/250mW) delivers a simple, travel-ready control link without an external module.

ExpressLRS menu screen on HDZero Radio highlighting one-touch ELRS menu access and long-press fast bind button

Dedicated shortcuts make binding and common ELRS settings fast to access directly on the radio.

HDZero Radio in hardshell case with 4000mAh battery, stick storage, and USB-C cable for charging and updates

A 4000mAh LiPo, removable stick storage, USB‑C charging/updates, and a hardshell case keep everything ready to go.

HDZero ELRS transmitter showing on-radio setup with OLED UI screens for channel map, switch setup, and configuration

Configure switches, channel mapping, and other pilot settings from the 0.96-inch OLED interface—no PC or EdgeTX required for everyday setup.

HDZero Radio ELRS Backpack and VTX Admin screen for changing VTX band, channel, and power for racing or group flying

Use VTX Admin with ELRS Backpack to adjust video band, channel, and power and keep gear synced for group flights.

Pilot using HDZero Radio with 3.5mm head tracker port to relay goggle head tracking for pan/tilt camera control

The 3.5mm head tracker port relays compatible goggle head-tracking signals to an ELRS receiver for pan/tilt/zoom setups.

Buddy box trainer setup using HDZero Radio with coach/student training modes via standard 3.5mm DSC trainer jack

Trainer/buddy-box support adds two modes (Coach/Student) through a standard 3.5mm DSC trainer jack.

HDZero Radio connected to PC flight simulator with Bluetooth gamepad mode or wired USB-C for safe practice

Practice stick control in a simulator using Bluetooth joystick mode or a wired USB‑C connection.

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