2200mah Battery For B&o Play Bang&olufsen Beoplay A2/active/beolit 15/beoplaybeolit 17 Speaker Rechargeable Polymer Hybj4061507 - Rechargeable Batteries - AliExpress
Cameronsino Battery For Bang & Olufsen Beolit 15 17 Beoplay A2 Active Fits Bang & Olufsen J406/icr18650nh-2s Speaker Battery - Digital Batteries - AliExpress
Speaker Battery 7.4V/2600mAh/3400mAh J406/ICR18650NH-2S for Bang&Olufsen BeoLit 15,BeoLit 17,BeoPlay A2,BeoPlay A2 Active
Amazon.com: for B&O BeoPlay Battery Kratax 2600mAh Li-ion 7.2 V Replacement Battery for B&O BeoPlay A2, BeoLit 15, BeoLit 17 Portable Bluetooth Speaker : Electronics