---
product_id: 606116472
title: "NYI 3500mAh Battery Replacement Compatible with Harman Kardon Onyx Studio 5, Onyx Studio 6 Wireless Bluetooth Speaker- Long-Lasting Power for Endless Music Bliss"
brand: "nyi"
price: "$53"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/606116472-nyi-3500mah-battery-replacement-compatible-with-harman-kardon-onyx-studio
store_origin: NZ
region: New Zealand
---

# 3.7V voltage 3500mAh capacity Easy installation NYI 3500mAh Battery Replacement Compatible with Harman Kardon Onyx Studio 5, Onyx Studio 6 Wireless Bluetooth Speaker- Long-Lasting Power for Endless Music Bliss

**Brand:** nyi
**Price:** $53
**Availability:** ✅ In Stock

## Summary

> 🔊 Power Up Your Sound Experience!

## Quick Answers

- **What is this?** NYI 3500mAh Battery Replacement Compatible with Harman Kardon Onyx Studio 5, Onyx Studio 6 Wireless Bluetooth Speaker- Long-Lasting Power for Endless Music Bliss by nyi
- **How much does it cost?** $53 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/606116472-nyi-3500mah-battery-replacement-compatible-with-harman-kardon-onyx-studio)

## Best For

- nyi enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Premium-grade components for longevity and reliability.
- • **Power You Can Trust:** Stable 3.7V voltage for immersive audio.
- • **Worry-Free Warranty:** 12-month warranty for peace of mind.
- • **Perfect Compatibility:** Designed specifically for Onyx Studio 5 & 6.
- • **Uninterrupted Playtime:** Enjoy your favorite tunes without missing a beat!

## Overview

The NYI3500mAh Battery Replacement is engineered for the Harman Kardon Onyx Studio 5 and 6, providing a robust 3500mAh capacity and 3.7V voltage for extended playtime. With easy installation and high-quality construction, this battery ensures your music never stops. Plus, enjoy a 12-month warranty for added assurance.

## Description

3500mAh Battery Replacement Compatible with Harman Kardon Onyx Studio 5, Onyx Studio 6 Wireless Bluetooth Speaker- Long-Lasting Power for Endless Music Bliss

## Features

- Enhance Your Music Experience with Long-Lasting Power : The NYI replacement battery for Harman Kardon Onyx Studio 5 and Onyx Studio 6 ensures uninterrupted playtime, allowing you to enjoy your favorite tunes for longer.
- Excellent Compatibility : Designed specifically for the Harman Kardon Onyx Studio 5 and Onyx Studio 6, the NYI replacement battery ensures a perfect fit, hassle-free installation, and reliable performance.
- Powerful and Reliable : With a voltage rating of 3.7V and an impressive capacity of 3500mAh, this replacement battery provides a stable and long-lasting power source for uninterrupted, immersive audio.
- High-Quality Construction : Crafted with precision and utilizing premium-grade components, the NYI replacement battery ensures optimal performance, longevity, and reliable power delivery to your Harman Kardon speakers.
- Satisfactory After-sales Service : We provide an 12 month warranty for the upgraded Harman Kardon replacement battery. If you have any questions, please contact us by email! PS: The package includes 1 Harman Kardon replacement battery, 1 screwdriver handle, 1 Anti-shock strips, 1 Battery installation manual, 1 metal crowbar.

## Product Details

- **Brand:** NYI
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 3500 Milliamp Hours
- **Recommended Uses For Product:** Harman Kardon Onyx Studio 5, Harman Kardon Onyx Studio 6
- **Unit Count:** 1.0 Count

## Images

![NYI 3500mAh Battery Replacement Compatible with Harman Kardon Onyx Studio 5, Onyx Studio 6 Wireless Bluetooth Speaker- Long-Lasting Power for Endless Music Bliss - Image 1](https://m.media-amazon.com/images/I/71gY5xvKnFL.jpg)

## Frequently Bought Together

- NYI 3500mAh Battery Replacement Compatible with Harman Kardon Onyx Studio 5, Onyx Studio 6 Wireless Bluetooth Speaker- Long-Lasting Power for Endless Music Bliss
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**Shop now:** [https://www.desertcart.nz/products/606116472-nyi-3500mah-battery-replacement-compatible-with-harman-kardon-onyx-studio](https://www.desertcart.nz/products/606116472-nyi-3500mah-battery-replacement-compatible-with-harman-kardon-onyx-studio)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-26*