mic not working on JBL Quantum series USB headsets

[Alexander Tsoy]

В Ср, 21/07/2021 в 22:53 +0000, Jakub Fišer пишет:
> ....
> 
> > + REG_QUIRK_ENTRY(0x0ecb, 0x203e, 2), /* JBL Quantum 800 */
> 
> I think this is needed for the whole JBL Quantum headset product
> line with USB connection according to what people have been
> reporting so far.
> 
> I'm not familiar with the brand but from what I can tell, this 
> only includes models 300, 400, 600, 800 and "One" where 600 and
> 800 are wireless via USB dongle and the others are wired USB.
> 
> As far as I can tell all of the above except 300 have two outputs.
> Might be relevant according to what you said:

I can confirm that Quantum 400 (0ecb:2039) and Quantum 600 (0ecb:1f46)
also need this quirk. Quantum 300 should work just fine without any
quirks (all according to publicly available lsusb outputs).