







🔋 Power your premium sound with confidence — never miss a beat!
This 3.85V 550mAh rechargeable lithium polymer battery is engineered as a direct replacement for Sony WH-CH720N, WH-XB910N, and INZONE H9 wireless noise-cancelling gaming earphones. Featuring a compact form factor, advanced Japanese Seiko IC protection circuitry, and a user-friendly 3-wire JST connector, it delivers reliable power with built-in safeguards against overcharge, overdischarge, and short circuits. Ideal for professionals seeking a hassle-free battery swap with warranty-backed peace of mind.







| ASIN | B0CHYTS544 |
| Amperage | 0.6 Amps |
| Antenna Location | Indoor/Outdoor |
| Battery Capacity | 550 Milliamp Hours |
| Battery Cell Type | Lithium Polymer |
| Battery Weight | 11 Grams |
| Best Sellers Rank | #96,639 in Electronics ( See Top 100 in Electronics ) #701 in Rechargeable Household Batteries |
| Brand | HXJNLDC |
| Customer Reviews | 2.1 2.1 out of 5 stars (16) |
| Item Dimensions | 28 x 24 x 7 millimeters |
| Item Weight | 11 Grams |
| Manufacturer | HXJN |
| Model Name | 402030 |
| Model Number | 402030 |
| Number of Batteries | 1 C batteries required. |
| Reusability | Rechargeable |
| UPC | 754525114758 |
| Unit Count | 1.0 Count |
| Voltage | 3.85 Volts (DC) |
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