Sound Devices Astral ARX2 firmware v8.40

Sound Devices · Released Aug 18, 2026 · First seen Aug 19, 2026

v8.40 is the latest firmware for the Sound Devices Astral ARX2, released August 18, 2026.

What's in this update

New

Added support f​or the new Astral Mini Plus transmitter

Fix​es

HPF no longer resets after power cycle

updatemystuff.com never hosts firmware files — always download from the official source.

Get it from Sound Devices

Watch the Sound Devices Astral ARX2 for updates

Create a free account and get an email the moment Sound Devices publishes new firmware.

Create account & watch

Other versions for this product

See the full firmware history for the Sound Devices Astral ARX2