Adding Socket in Enable on the General part of /etc/bluetooth/audio.conf seems to have fixed the problem.
So if encounter the same problem, add
Enable=Socket after [General], then restart bluetooth and it should be ok. (Seen at https://wiki.archlinux.org/index.php/Bluetooth#My_device_is_paired_but_no_sound_is_played_from_it). -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org