![NYI [Upgraded 3500mAh] Replacement Battery for Harman Kardon Onyx Studio 1/2/ 3/4 Speaker](https://m.media-amazon.com/images/I/7148tIm5C0L._AC_SL3840_.jpg)

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🔋 Upgrade your vibe, keep the party alive!
The NYI Upgraded 3500mAh Replacement Battery is a high-capacity, lithium-ion power source designed specifically for Harman Kardon Onyx Studio 1-4 speakers. Featuring a stable 3.7V output and built-in PTC safety protections, it ensures reliable, long-lasting performance. The package includes installation tools and adhesive tapes, supported by a 12-month warranty and responsive customer service, making it the ultimate upgrade for your premium audio experience.


















| ASIN | B09C25691F |
| Antenna Location | Speaker |
| Battery Capacity | 3500 milliamp_hours |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 140 g |
| Best Sellers Rank | #49,755 in Electronics ( See Top 100 in Electronics ) #1,211 in Portable Bluetooth Speakers |
| Brand | NYI |
| Compatible Phone Models | Harman Kardon Onyx Studio, Harman Kardon Onyx Studio 2, Harman Kardon Onyx Studio 3, Harman Kardon Onyx Studio 4 |
| Customer Reviews | 4.5 4.5 out of 5 stars (214) |
| Item Weight | 0.11 kg |
| Manufacturer | MSW (Shenzhen) Technology Limited |
| Model Name | Battery |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Reusability | Rechargeable |
| UPC | 735818081773 |
| Unit Count | 1 Count |
| Voltage | 3.7 volts |
| Warranty Description | 1 year warranty |
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