6 x AAA Rechargeable batteries 700mAh NiMh Philips SBC HB550S Head phones | eBay
6 x AAA Rechargeable batteries for Philips SBC HB550S Headphones 550mAh NiMh | eBay
Philips - Replaced By 3,115,287 Battery Headset- - 996500015757
4pcs/lot TrustFire 18650 Protected Rechargeable Batteries 3.7V 2600mAh Lithium Li ion Battery For Led Flashlights with PCB|Replacement Batteries| - AliExpress
6 x AAA Rechargeable batteries for Philips SBC HB550S Headphones 700mAh NiMh | eBay