They haven't done it again since and I let them burn in for a lot of hours this week. Hoping it never happens again... But still very happy with them.

I just came across this thread via google as I just bought a white pair of Custom One Pros. Had them a day and put them on today to have the right can barely working in addition to the lows being blown out like the speakers were blown. Then.... it just started working fine again. Anyone heard of...