
High-Capacity Replacement for the Following Battery Model/Part Numbers: P433638. Intended for/Compatible with the Following JBL Headphones Models: JBL Synchros E50BT, E50BTBLK. 3.7V 730mAh 2.7Wh Extended Lithium-Polymer Rechargeable Battery Pack. Includes Free Installation Tools (Soldering Iron Not Included). 1 Year Replacement Warranty. MPF Products® is a Registered Trademark.





