crwdns2933423:0crwdne2933423:0
crwdns2918538:0crwdne2918538:0

crwdns2934241:0crwdne2934241:0 Dan

crwdns2934249:0crwdne2934249:0:

Sounds like the speakers diaphragm has a tear. Did you get AppleCare+ for them?

Sadly, there is no real way to repair them (Apple designed them as throw-away)

crwdns2915684:0crwdne2915684:0:

open