🔋 Power up your sound, stay ahead of the pack!
This 722428 rechargeable lithium polymer battery delivers 550mAh capacity at 3.85V nominal voltage, designed as a direct replacement for Sony WH-CH720N, WH-XB910N, and INZONE H9 wireless noise-cancelling gaming earphones. Featuring advanced Japanese Seiko IC protection against overcharge, overcurrent, and short circuits, it ensures safe, reliable performance. Compact (29×24×7.2mm) and lightweight (11g), it includes a 3-wire JST connector and heat shrink sleeve for easy installation or DIY use, making it the perfect power upgrade for your premium audio devices.
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