This is a 16-pack of rechargeable AA batteries by Powerowl. They’re high capacity batteries and can be recharged over 1,200. They can also keep 70% power after three years of non-use ...

battery capacity and price that you need to consider. The Duracell Rechargeable AA Batteries have a capacity of 2500mAh and come pre-charged out of the box. The batteries have a good shelf life ...

The headphones take AAA sized batteries and can use either disposable or rechargeable varieties. There is a warning label advising that only Phillips brand rechargeables should be used ...