---
product_id: 552795006
title: "Replacement LI11B001F Battery 3500mAh for Harman/Kardon Onyx Studio 1/2/ 3/4 Wireless Bluetooth Speaker with Tool Kits"
brand: "uwayor"
price: "$U4826"
currency: UYU
in_stock: true
reviews_count: 5
category: "Uwayor"
url: https://www.desertcart.uy/products/552795006-replacement-li11b001f-battery-3500mah-for-harman-kardon-onyx-studio-1
store_origin: UY
region: Uruguay
---

# 3.7V stable voltage 3500mAh high capacity 1000+ recharge cycles Replacement LI11B001F Battery 3500mAh for Harman/Kardon Onyx Studio 1/2/ 3/4 Wireless Bluetooth Speaker with Tool Kits

**Brand:** uwayor
**Price:** $U4826
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up your party—never miss a beat with the ultimate Onyx Studio battery upgrade!

## Quick Answers

- **What is this?** Replacement LI11B001F Battery 3500mAh for Harman/Kardon Onyx Studio 1/2/ 3/4 Wireless Bluetooth Speaker with Tool Kits by uwayor
- **How much does it cost?** $U4826 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/552795006-replacement-li11b001f-battery-3500mah-for-harman-kardon-onyx-studio-1)

## Best For

- uwayor enthusiasts

## Why This Product

- Trusted uwayor brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-In-One Kit:** Includes installation tools so you can upgrade your speaker battery like a pro.
- • **Built-In Safety:** Advanced protections guard against overcharge, short circuits, and overheating.
- • **Power That Lasts:** 3500mAh capacity keeps your Onyx Studio booming longer than ever.
- • **Eco-Friendly Recharge:** Rechargeable lithium-ion design saves money and reduces waste with 1000+ cycles.
- • **Seamless Compatibility:** Perfectly fits Onyx Studio 1, 2, 3, and 4 models for hassle-free replacement.

## Overview

This 3500mAh 3.7V rechargeable lithium-ion battery is a direct replacement for Harman/Kardon Onyx Studio 1 through 4 wireless Bluetooth speakers. Engineered for durability with over 1000 recharge cycles and comprehensive safety protections, it comes with installation tools for easy DIY replacement, ensuring your premium speaker delivers uninterrupted, high-quality sound.

## Description

Specification: Type: Rechargeable Li-ion Battery can be cycled over 1000 times Model: LI11B001F Voltage: 3.7V Capatity: 3500mAh Size: 2.68*0.67Inch(6.8*1.7cm) Compatible Models: High quality replacement battery for Harman/Kardon Onyx Studio 1/2 / 3/4 Wireless Bluetooth Speaker LI11B001F What You Get : 1 x Replacement Battery LI11B001F, with Tool Kits Note: 1.Please first check your old battery model to ensure that this is the correct replacement battery. 2.Do not dispose of battery in fire as they may explode, battery may also exploded if damaged. 3.Do not expose the battery to liquid or subject to strong mechanical shocks.

Review: Works Well - Installation of all batteries can be tricky - don't give up
Review: Excellent Replacement Battery

## Features

- 【Compatible Models】3500mAh high capacity replacement battery for Harman Kardon Onyx Studio 4, Onyx Studio 3, Onyx Studio 2, Onyx Studio 1 Wireless Bluetooth Speaker LI11B001F
- 【Battery Specifications】2.68*0.67Inch(6.8*1.7cm), Voltage: 3.7V, Capacity: 3500mAh. Environmental protection rechargeable and no memory effect, this battery can be cycled over 1000 times, use rechargeable battery can save money
- 【Perfect Replace】LI11B001F Battery replace your original batteries. So first check your old battery model to ensure that this is the correct replacement battery
- 【Safety Protection】Rechargeable Lithium-ion battery pack, long lasting and durable. Built-in over charge protection, over current protection, over voltage protection, short circuit protection, over-heating protections, which will help lengthen battery life
- 【What You Get】1 x Replacement Battery LI11B001F and Installation Tool Kits; Our battery is a good replacement battery for Harman Kardon Onyx Studio 4/3/2/1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B8RZQZ3K |
| Amperage | 3500 Amps |
| Antenna Location | Speaker |
| Battery Capacity | 3500 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 60 Grams |
| Battery capacity | 3500 Milliamp Hours |
| Battery cell composition | Lithium Ion |
| Best Sellers Rank | #85,531 in Electronics ( See Top 100 in Electronics ) #1,974 in Portable Bluetooth Speakers |
| Brand | Uwayor |
| Compatible Phone Models | Harman, Kardon Onyx Studio 1/2 |
| Customer Reviews | 4.6 out of 5 stars 87 Reviews |
| Item Dimensions | 20 x 10 x 10 millimeters |
| Item Type Name | LI11B001F Battery |
| Manufacturer | Uwayor |
| Model Name | HK-OS4 |
| Model Number | LI11B001F |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Number of batteries | 1 Lithium Ion batteries required. (included) |
| Recommended uses for product | Speaker |
| Reusability | Rechargeable |
| Voltage | 3.7 Volts |

## Product Details

- **Battery capacity:** 3500 Milliamp Hours
- **Battery cell composition:** Lithium Ion
- **Brand:** Uwayor
- **Number of batteries:** 1 Lithium Ion batteries required. (included)
- **Recommended uses for product:** Speaker

## Images

![Replacement LI11B001F Battery 3500mAh for Harman/Kardon Onyx Studio 1/2/ 3/4 Wireless Bluetooth Speaker with Tool Kits - Image 1](https://m.media-amazon.com/images/I/61hlm3-FGkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works Well - Installation of all batteries can be tricky - don't give up
*by R***E on 16 August 2025*



### ⭐⭐⭐⭐⭐ Excellent Replacement Battery
*by A***R on 26 May 2025*



### ⭐⭐⭐⭐⭐ Very good replacement for Onyx (original)
*by L***Y on 16 September 2025*



## Frequently Bought Together

- Uwayor Replacement Battery for Harman Kardon Onyx, 3500mAh Battery for Harman Kardon Onyx Studio 1, Onyx Studio 2, Onyx Studio 3, Onyx Studio 4 Bluetooth Speaker, LI11B001F Battery with Tool Kits
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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-12*