🔋 Power up your premium sound—never miss a beat or a call!
This 2-pack of Z55H replacement batteries delivers 3.85V and 70mAh capacity, perfectly engineered for Sony WF-1000XM4, WF-1000XM3, and other compatible models. Compact and easy to install with included adhesive tools, these batteries ensure your earbuds maintain peak performance. Backed by responsive customer support and a 30-day money-back guarantee, they’re the smart choice for professionals who demand uninterrupted audio excellence.
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