Amazon.com: Replacement Battery for JBL Charge 3 GSP1029102A(6000mAh) : Electronics
Assy Input Board JBL Charge 2
Main Board JBL CHARGE 2+ TL
Amazon.com: Pickle Power Battery for JBL Charge 2 +,Charge 2 Plus V1 Version 3.7V 6200mAh Replacement Bluetooth Speaker Battery GSP1029102R(Wire Place Red-White-Black) : Electronics
JBL Charge 2 review: A long-lasting Bluetooth speaker that can juice up your gadgets, too - CNET
OEM!! JBL CHARGE 2+ PORTABLE SPEAKER MOTHERBOARD MAIN UNIT BOARD 40-KB538U-MAE4G