Comment 188 for bug 405294

(In reply to Arun Raghavan from comment #5)
> I've tried to reproduce this behaviour in the past, but it doesn't always
> happen this way (but I have seen the delays turn up on drops at times). If
> someone has a patch that definitely works (or a way to repro that is 100%
> reliable), I can try to look at this.

I have about 6 different cheap Chinese bluetooth speakers, and they all exhibit this behavior. They all use the A2DP protocol, are you possibly seeing different behavior with HSP/HFP?