JBL CHARGE 3 Service Manual — View online or Download repair manual
So i was watching a teardown of a charge 5 and saw that there are screws that need to be unscrewed in order for the ,,skin'' of the speaker to come off,
Reverse-engineering JBL flip 4 | Hackaday.io
JBL Charge 2+ Plus Replacement Parts - USB Board - Battery - Speakers - Radiator | eBay