---
product_id: 48930871
title: "harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black"
brand: "harman"
price: "7627 som"
currency: KGS
in_stock: true
url: https://www.desertcart.kg/products/48930871-harman-kardon-hkos4blkeu-onyx-studio-4-portable-bluetooth-speaker-black
store_origin: KG
region: Kyrgyzstan
---

# Connect 2 devices Room-filling sound 8 hours playtime harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black

**Brand:** harman
**Price:** 7627 som
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate Your Sound Experience!

## Quick Answers

- **What is this?** harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black by harman
- **How much does it cost?** 7627 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/48930871-harman-kardon-hkos4blkeu-onyx-studio-4-portable-bluetooth-speaker-black)

## Best For

- harman enthusiasts

## Why This Product

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

## Key Features

- • **Party Mode Ready:** Wirelessly link over 100 HK Connect+ enabled speakers for a sound system that rocks any gathering.
- • **Unleash Your Sound:** Stream music wirelessly with Bluetooth for an immersive audio experience.
- • **Built-in Conferencing:** Seamlessly switch to conference calls with the built-in microphone system.
- • **Voice Assistant Access:** Control your music and more with Siri or Google Now at the touch of a button.
- • **Dual Device Connectivity:** Easily connect up to 2 smart devices and take turns sharing your favorite tracks.

## Overview

The harman/kardon HKOS4BLKEU Onyx Studio 4 is a portable Bluetooth speaker that delivers exceptional sound quality, allowing you to stream music wirelessly. With a rechargeable battery offering up to 8 hours of playtime, dual device connectivity, and the ability to connect with over 100 other speakers, it's perfect for both personal enjoyment and social gatherings. The built-in microphone and voice assistant access make it a versatile choice for music lovers and professionals alike.

## Description

Product Description               harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black                  Box Contains               1 x Harman Kardon Onyx Studio 4, 1 x Power adaptor, 1 x Quick start guide, 1 x Safety sheet, 1 x Warranty card

## Features

- Stream music wirelessly via Bluetooth to enjoy room-filling sound. Connect up to 2 smart devices at the same time and take turns playing music.
- The rechargeable battery supports up to 8 hours of playtime
- Amplify your listening experience by wirelessly connecting more than 100 HK Connect+ enabled speakers
- Built-in Microphone Conferencing System
- Access Siri or Google Now from the speaker with a simple button press. This can be easily configured via the HK Connect App.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Compatible Devices | Smartphone, Tablet, MP3 Player, Laptop |
| Speaker Size | 31.75 Centimeters |
| Specific Uses For Product | personal audio entertainment, wireless music streaming, outdoor activities, home audio enhancement |
| Controller Type | homekit, vera |
| Color | Black |
| Battery Average Life | 8 Hours |
| Is Waterproof | FALSE |
| Maximum Range | 60 Meters |
| Control Method | App |
| Audio Output Mode | Stereo |
| Material Type | Plastic |
| Speaker Type | Woofer, Tweeter |
| Additional Features | Wireless, Built In Microphone |
| Recommended Uses For Product | Music |
| Item Weight | 4.5 Pounds |
| Item Dimensions D x W x H | 8.2"D x 12.2"W x 12.5"H |
| Unit Count | 1.0 Count |
| Number of Batteries | 1 A batteries required. |
| Is Electric | Yes |
| Power Source | Battery Powered |
| Signal-to-Noise Ratio | 80 dB |
| Speaker Maximum Output Power | 15 Watts |
| Battery Charge Time | 8 Hours |
| Connectivity Protocol | Bluetooth |
| Wireless Technology | Bluetooth |
| Connectivity Technology | Bluetooth |
| Audio Driver Type | Dynamic Driver |

## Product Details

- **Brand:** Harman
- **Speaker maximum output power:** 15 Watts
- **Connectivity technology:** Bluetooth
- **Audio output mode:** Stereo
- **Mounting type:** Independent
- **Material:** Plastic
- **Model name:** HKOS4BLKEU
- **Speaker type:** Portable
- **Special feature:** Bluetooth, Hands Free
- **Recommended uses for product:** Universal

## Images

![harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black - Image 1](https://m.media-amazon.com/images/I/61HluToKbTL.jpg)
![harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black - Image 2](https://m.media-amazon.com/images/I/41vU3JXDUkL.jpg)
![harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black - Image 3](https://m.media-amazon.com/images/I/41EHZ89QcPL.jpg)
![harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black - Image 4](https://m.media-amazon.com/images/I/41KIb8VTG6L.jpg)
![harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black - Image 5](https://m.media-amazon.com/images/I/41SyFlGEzwL.jpg)

## Questions & Answers

**Q: Does this speaker have a remote control**
A: No it doesn't. You have an app in your phone, so you can use your phone as the remote.

**Q: Can you charge and play at the same time?**
A: Yes you can charge and play at the same time.

**Q: Is the mesh on the speaker a hard mesh or a soft cloth mesh?**
A: hard mesh

**Q: How many watts?**
A: 60 watts when plugged in and 30 watts unplugged. It's that loud though, I cant have it full volume even at 30 watts unplugged.

## Frequently Bought Together

- harman/kardon HKOS4BLKEU Onyx Studio 4 Portable Bluetooth Speaker - Black
- Colgate Sensitive Instant Relief Repair + Gentle Whitening Toothpaste | Instant* and long-lasting** sensitivity relief | Protective layer with calcium** | Fluoride toothpaste | 4 pack, 75ml tubes

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**Shop now:** [https://www.desertcart.kg/products/48930871-harman-kardon-hkos4blkeu-onyx-studio-4-portable-bluetooth-speaker-black](https://www.desertcart.kg/products/48930871-harman-kardon-hkos4blkeu-onyx-studio-4-portable-bluetooth-speaker-black)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-02-24*