For Harman/Kardon Esquire Bluetooth Speaker
7.4V 4000mAh/29.6wh
For Harman Kardon Onyx Studio 4
3.7V 3000mAh/11.10WH
For Harman Kardon Onyx
3.85V 3960mAh 15.25Wh
For Harman/Kardon Go Play,Go Play Mini,GO+ Play
7.4V 3000mAh
For Harman/Kardon Onyx Studio 5 Studio 6 HKOS6GRYSG HKOS6BLKSG
3.635V 3285mah
For Audio battery for Harman IAA004NA
3.63V 2500mah/9.075Wh