5000mAh GSP0931134 Battery Replacement for JBL Xtreme Wireless Bluetooth Speaker - Walmart.com
Rapthor 10000mAh Replacement Battery for JBL Xtreme Bluetooth Speaker – Rapthor Batteries
Amazon.com: Replacement Battery for JBL Xtreme GSP0931134 5000mAh : Electronics
Souq of Qatar.com - You can trust JBL Xtreme to bring the excitement wherever you need it. Packing a massive rechargeable 10,000mAh li-ion battery that supports up to 15 hours of playtime