JBL
vhbw Battery Compatible with JBL PartyBox 300, 300CN Speakers (10400mAh, 7.4V, Li-Ion)
High-quality rechargeable battery with a large capacity for your speakers, sound systems or portable speakers. Enjoy uninterrupted music on the go with this long-lasting battery, replacing your standard charger. Our batteries meet all safety standards and come with a 1-year warranty.
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Updated on May 18, 2026
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