Use with models: SW915, SW925, B9151, B9153, B9154, S129770 and S1297
Battery Replacement for SW915 Digital Audio Travel Partner is a User replaceble rechargeable battery (set of 2) with up to 10 hrs.talk time.Battery Specs: SLA / 12V / 7 Ah / 7000 mAh / 84 Wh