Ni-MH Battery for Sony MDR-IF240R?. K MDR-IF240RK MDR-IF3000 1.2V 700mAh. Fit to the device models:Sony BF-TDSY, MDR-DS3000, MDR-DS4000, MDR-IF140, MDR-IF140K, MDR-IF240R, MDR-IF240R?. K, MDR-IF240RK, MDR-IF3000, MDR-IF540R, MDR-IF540RK, MDR-RF800R, MDR-RF800RK, MDR-RF820, MDR-RF820R, MDR-RF820R?.
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