---
product_id: 554200611
title: "Koss In Ear Wireless Headphones Black"
brand: "koss"
price: "R$392"
currency: BRL
in_stock: true
url: https://www.desertcart.com.br/products/554200611-koss-in-ear-wireless-headphones-black
store_origin: BR
region: Brazil
---

# Super soft cushioned ear pads Seamless Bluetooth wireless 30+ hrs battery life Koss In Ear Wireless Headphones Black

**Brand:** koss
**Price:** R$392
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound, liberate your day.

## Quick Answers

- **What is this?** Koss In Ear Wireless Headphones Black by koss
- **How much does it cost?** R$392 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/554200611-koss-in-ear-wireless-headphones-black)

## Best For

- koss enthusiasts

## Why This Product

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

## Key Features

- • **Hands-free hustle:** Built-in microphone and multifunction touch controls let you manage calls and music effortlessly, so you stay productive and connected.
- • **True wireless freedom:** Cut the cord and experience seamless Bluetooth connectivity that keeps you moving without missing a beat.
- • **Sleek, minimal, and professional:** Matte black finish with a compact in-ear design that complements your modern, on-the-go lifestyle.
- • **All-day power, zero interruptions:** Enjoy over 30 hours of uninterrupted music with a high-capacity battery that keeps your vibe alive from dawn to dusk.
- • **Cloud-like comfort for marathon listening:** Super soft cushioned ear pads ensure a lightweight, barely-there feel, perfect for long work sessions or weekend escapes.

## Overview

The Koss In Ear Wireless Headphones Black combine over 30 hours of Bluetooth wireless playback with ultra-comfortable cushioned ear pads and an integrated microphone, delivering a lightweight, cable-free audio experience designed for professionals who demand style, comfort, and all-day performance.

## Description

Koss In Ear Wireless Headphones Black

## Features

- Bluetooth wireless convenience built in microphone multi function button.
- The headphones High capacity battery the music flowing.
- Headphone comfort Super soft cushioned ear pads ensure lightweight.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connectivity Technology | Wireless |
| Wireless Communication Technology | Bluetooth |
| Included Components | Ear Cushions, Headband |
| Age Range (Description) | Adult |
| Material | Plastic |
| Control Type | Volume Control |
| Cable Feature | Without Cable |
| Control Method | Touch |
| Number of Items | 1 |
| UPC | 021299175545 |
| Special Feature | Lightweight, Microphone Included |
| Manufacturer | Koss Corporation |
| Model | KSC21 |
| Product Dimensions | 5.59 x 6.99 x 17.78 cm; 40 g |
| Item model number | KSC21 |
| Special Features | Lightweight, Microphone Included |
| Microphone format | Built-In |
| Batteries Required | No |
| Cable feature | Without Cable |
| Form Factor | In ear |
| Manufacturer | Koss Corporation |
| Item Weight | 40 g |

## Product Details

- **Brand:** Koss
- **Colour:** Black
- **Form Factor:** In Ear
- **Noise Control:** None
- **Headphones Jack:** 3.5 mm Jack

## Images

![Koss In Ear Wireless Headphones Black - Image 1](https://m.media-amazon.com/images/I/41DDBpO0qhL.jpg)

## Frequently Bought Together

- Koss Headphones Black
- Koss KSC75 Portable On-Ear Clip Headphones, Retro Style, Ultra Lightweight, Silver and Black
- Koss KPH40 Utility On-Ear Headphones, Detachable Interchangeable Cord System, Retro Style, Ultra Lightweight Design (Stealth Black)

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**Shop now:** [https://www.desertcart.com.br/products/554200611-koss-in-ear-wireless-headphones-black](https://www.desertcart.com.br/products/554200611-koss-in-ear-wireless-headphones-black)

---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-01-30*