JBL Quantum 300, 350, 400, 600, 610, 800, 810 ONE, TWS and Stream are working with the QuantumENGINE

Sidetone is off by default.

To enable sidetone on your JBL Quantum Stream microphone, install and start JBL QuantumENGINE, and head to the "Microphone" tab.

Here you can select sidetone level from 0 to 3 (0 = off). 

If your teammates can not hear you, make sure of the following:

USB is correctly plugged in
Only one voice chat application is in use while in-game.
The mic input is set to JBL Quantum Stream.
Mic gain is not turned all the way down
Mic is not muted (mute/unmute by pressing the touch panel on top of the mic). By default the RBG will indicate red for muted, and green for unmuted(active).

 

The JBL Quantum Stream mic is compatible with the following platforms:

PC (Windows)
PlayStation 4
PlayStation 5
Nintendo Switch
Mobile*
Mac

* Most newer phones are compatible.