...BP-HP550??? SONY wireless headphone MDR-RF970 Hi, you can purchase it from amazon. here: Replacement Battery for SONY BP HP550 11 Ni MH 700mAh. I hope I have helped. cheers SONY website does not have ...
BP-HP550-11/2.4v 550mAh. Thanks. Joe Sony has some special case they put around the original 2 batteries to hold them together. You don't need to buy special batteries. You can put regular AAA NiMH in
...bp-hp550 1 1/2 4v Even though you can use regular AAA batteries (that you would have to replace often), there is a huge convenience factor with using the charging cradle that comes with the Sony ...
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