Amazon.com: T-Power Car Charger Compatible with JBL Xtreme, Xtreme 2, Xtreme Portable Wireless Bluetooth Speaker (Black, Blue, Red) ac dc adpater : Electronics
Super easy way to open any jbl charge port. Use a $4 lego pry tool and use the skinny end as well as pushing a light amount of force into the tab
JBL Xtreme 2 | Portable Bluetooth Speaker
JBL Xtreme 2 Charging Indicator Details - Tom's Tek Stop
JBL Xtreme Charging Port Replacement - iFixit Repair Guide