ℹ
info Boult
Status LED blinks once per second
Indicates the device is charging.
? What Causes This
The earbud or case needs to be charged.
ⓘ What This Means
Connect the charging case or individual earbuds to a power source using the Type-C USB cable.
Source: page 6 of the official manual
From the manual
This error code appears in:
Boult Astra Neo Tws Gaming Earbuds