







🔋 Recharge your vibe, never miss a beat!
This 3500mAh lithium-ion replacement battery by Uwayor is engineered for Harman Kardon Onyx Studio 1 through 4 Bluetooth speakers. It delivers stable 3.7V power with over 1000 recharge cycles, enhanced safety protections, and includes a tool kit for easy installation—ensuring your premium sound experience stays uninterrupted and eco-friendly.



| Brand | Uwayor |
| Manufacturer | Uwayor |
| Model | LI11B001F |
| Model Name | HK-OS4 |
| Product Dimensions | 2 x 1 x 1 cm; 91 g |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Item model number | LI11B001F |
| Hardware Platform | for Harman/Kardon Onyx Studio 1/2 / 3/4 Wireless Bluetooth Speaker LI11B001F |
| Compatible Devices | for Harman/Kardon Onyx Studio 1/2 / 3/4 Wireless Bluetooth Speaker LI11B001F |
| Number of items | 1 |
| Voltage | 3.7 Volts |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery Capacity | 3500 Amp Hours |
| Battery cell composition | Lithium Ion |
| Manufacturer | Uwayor |
| Country of Origin | China |
| Item Weight | 91 g |
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