Game mode tests were done with Call of Duty (COD) Mobile, running on the Android platform (MIUI 12.5), Redmi 9 smartphone. The difference in latency is notable in relation to other bluetooth headsets.
For the price, it's pretty good. But it does have a lot of bass. To get good sound quality, I need to customize the balance of bass and treble in the MP3 player app on my phone.