Caddx Walksnail Ascent VRX Pro Digital HD FPV Receiver

Original price was: £149.90.Current price is: £138.90. Inc. VAT

Digital FPV receiver with up to 1080p/120fps HDMI output, USB-C UVC connectivity and built-in DVR.

In stock|Next shipping: 13/11/2026

Frequently Bought Together

Walksnail Ascent Lite Kit (VTX + Camera)

A lightweight, low-latency digital FPV kit delivering crisp 1080p video and exceptional value for compact builds and first-time HD pilots.

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Description

The Walksnail Ascent FPV VRX Pro from CaddxFPV is a standalone digital video receiver for the Ascent HD FPV ecosystem. Building on the original Ascent VRX, the Pro adds HDMI output at up to 1080p/120fps, USB-C UVC connectivity and automatic bandwidth adjustment, providing more flexible viewing options and smoother Full HD output for compatible setups.

Designed for FPV drones, fixed-wing aircraft and RC cars, the receiver connects to compatible HDMI-equipped FPV goggles, monitors and televisions. Both 1080p and 720p output modes are supported at 50, 60, 100 or 120fps. UVC output also enables viewing on compatible smartphones, tablets and computers, with simultaneous HDMI and UVC output useful for sharing the live feed with spectators or a second screen.

Two Red Bird Pro antennas, each offering 2.8dBi average gain and left-hand circular polarisation (LHCP), help maintain consistent reception as the aircraft changes orientation. Selectable 5MHz, 10MHz and 20MHz bandwidth modes let you balance image quality against link stability. The new Auto mode adjusts bandwidth as RF conditions change, favouring wider bandwidth for image quality in cleaner environments and narrower bandwidth for link stability in more challenging conditions.

The built-in DVR records FPV footage directly to a microSD card up to 256GB, using MP4 (H.264) recording and an exFAT file system for convenient playback and archiving. Menu OSD recording also allows you to capture on-screen settings and adjustments, useful for tutorials, setup sharing and troubleshooting.

An integrated cooling fan and honeycomb ventilation help manage heat during extended operation. Measuring 114.5 × 64 × 24mm without antennas and weighing 140g, the receiver is compact enough for a portable ground station. Its 7.4–25.2V power input supports operation from suitable 2–6S LiPo batteries.

Compatibility: The Ascent VRX Pro works with Walksnail Ascent transmitters, including the Ascent Lite and Ascent Lite+. It is not compatible with Walksnail Avatar transmitters or third-party digital FPV transmitters. Available video modes depend on the connected transmitter and display; UVC viewing requires a compatible device and software.

Features:

  • Up to 1080p/120fps HDMI Output: Higher maximum Full HD output frame rate than the original Ascent VRX, with additional 1080p and 720p modes at 50, 60, 100 and 120fps.
  • HDMI and USB-C UVC Connectivity: View through compatible FPV goggles, monitors, TVs, smartphones, tablets and computers, with simultaneous HDMI and UVC output.
  • Automatic Bandwidth Adjustment: Auto mode switches between 5MHz, 10MHz and 20MHz to balance image quality and link stability as RF conditions change. Manual bandwidth selection is also available.
  • Dual Red Bird Pro Antennas: Two 2.8dBi LHCP antennas help maintain consistent reception across different aircraft orientations.
  • Built-in DVR and Menu OSD Recording: Save footage and on-screen menu adjustments directly to a microSD card up to 256GB in MP4 (H.264) format.
  • Active Cooling: Integrated fan and honeycomb ventilation help dissipate heat during extended use.
  • Flexible Power Input: Accepts 7.4–25.2V, suitable for powering from common 2–6S LiPo packs.
  • Ascent HD System Compatibility: Designed for Ascent-equipped drones, fixed-wing aircraft and RC vehicles.

Compatible Monitors:

Specification
  • Model: Walksnail Ascent VRX Pro
  • FPV System: Ascent HD
  • Operating Frequency: 5.725–5.829GHz
  • Transmitter Power (EIRP): FCC/SRRC: <30dBm; CE: <14dBm
  • Bandwidth: 5MHz / 10MHz / 20MHz / Auto
  • HDMI Output: 1080p / 720p at 50, 60, 100 or 120fps
  • Video Outputs: HDMI and USB-C UVC
  • Interfaces: HDMI, microSD slot, DC 5.5 × 2.1mm, SH1.0 6-pin, USB-C
  • Input Voltage: 7.4–25.2V
  • Storage: microSD card up to 256GB
  • Recording Format: MP4 (H.264)
  • Recording File System: exFAT
  • Menu OSD Recording: Supported
  • Cooling: Built-in fan
  • Dimensions: 114.5 × 64 × 24mm (excluding antennas)
  • Weight: 140g

Antenna Specifications:

  • Model: Red Bird Pro
  • Quantity: 2
  • Polarisation: LHCP (left-hand circular polarisation)
  • Frequency Range: 4.9–7.0GHz
  • Average Gain: 2.8dBi
  • Connector: RP-SMA
  • Dimensions: 56.3 × Ø16.5mm
  • Weight: 7g each
FAQ
What is the FPV VRX Pro?
The FPV VRX Pro is a portable digital FPV receiver that outputs HD video to compatible HDMI-equipped FPV goggles, monitors, and TVs. It supports up to 1080p/120fps viewing, onboard recording, and multiple RC applications.
Does the Ascent FPV VRX Pro support live audio over HDMI?
Yes. With firmware V18.21.10 or later and Ascent Lite+ paired, live audio can be heard through a compatible HDMI display with built-in speakers.
Does the Ascent FPV VRX Pro support audio recording?
Yes. When paired with Ascent Lite+, the FPV VRX Pro supports audio recording at 720p/60fps, 720p/100fps, 720p/120fps, and 1080p/60fps. Audio and video are recorded in sync.
Can I mount the Ascent FPV VRX Pro on Goggles X?
Yes. A dedicated 3D-printable mount file is available for attaching the Ascent FPV VRX Pro to Goggles X. Download the file and print the bracket locally for a clean, secure installation.
Does the Ascent FPV VRX Pro require an Ascent video transmitter?
Yes. The airborne or vehicle-side unit must use a compatible Ascent video transmitter.
Can it be used with other FPV video transmitters?
No. The Ascent FPV VRX Pro requires an Ascent video transmitter on the transmitting side. Compatibility with analog VTX units or other digital FPV systems is not supported.
Does the FPV VRX Pro support onboard recording?
Yes. It can record HD FPV footage directly to a microSD card, allowing you to review and share your footage without an external recorder.
What antennas does the receiver use?
The Ascent FPV VRX Pro features dual 2.8dBi antennas for broader reception coverage and a more stable digital FPV video link.
Downloads
User Manual (pdf, 2189KB)
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Shipping

SHIPPING & DELIVERY

We are based in the UK and ship to most destinations worldwide.

We dispatch orders during the times shown on our Dispatch Schedule. Orders placed before the daily dispatch cutoff will ship the same day (subject to stock availability). Orders placed after the cutoff will ship on the next scheduled dispatch day.

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