---
product_id: 105837782
title: "Sennheiser CX 300S RED In-Ear Earphones, Red"
brand: "sennheiser"
price: "¥8209"
currency: JPY
in_stock: true
category: "Sennheiser"
url: https://www.desertcart.jp/products/105837782-sennheiser-cx-300s-red-in-ear-earphones-red
store_origin: JP
region: Japan
---

# Dynamic Driver for rich audio 118dB Sensitivity for crisp sound 4.6 ft Tangle-Free Cable Sennheiser CX 300S RED In-Ear Earphones, Red

**Brand:** sennheiser
**Price:** ¥8209
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your audio game — don’t just listen, experience every note!

## Quick Answers

- **What is this?** Sennheiser CX 300S RED In-Ear Earphones, Red by sennheiser
- **How much does it cost?** ¥8209 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/105837782-sennheiser-cx-300s-red-in-ear-earphones-red)

## Best For

- sennheiser enthusiasts

## Why This Product

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

## Key Features

- • **Comfort Meets Style:** Ergonomic in-ear design with multiple ear adapter sizes ensures a perfect fit for all-day wear in vibrant red.
- • **Tangle-Free Freedom:** Long 4.6 ft cable with tangle-free design keeps your workflow smooth and hassle-free.
- • **Smart Remote Control:** Effortlessly manage calls and music with intuitive touch controls built right into the cable.
- • **Universal Compatibility:** Seamlessly connect to laptops, gaming consoles, smartphones, and more with the classic 3.5mm stereo mini plug.
- • **Immersive Sound Experience:** Feel every beat with 118dB sensitivity and dynamic drivers delivering studio-quality audio.

## Overview

The Sennheiser CX 300S RED In-Ear Earphones combine professional-grade 118dB sensitivity and dynamic drivers with a tangle-free 4.6 ft cable and universal 3.5mm compatibility. Designed for comfort and style, these earphones come with multiple ear adapter sizes and smart touch controls, making them the perfect audio companion for work, gaming, and music on the go.

## Description

Sennheiser cx 300s Universal Smart Remote Control In-Ear Headphones - Red

## Features

- Sensitivity: 118dB
- Accessories: Ear adapter set (XS/S/M/L), soft pouch
- Plug Shape: 3.5mm Stereo Mini Plug L-Type
- Impedance: 18Ω
- Cable Length: 4.6 ft (1.2 m) Y-type
- Frequency response: 17Hz - 21,000Hz
- Product Weight: Approx. 0.4 oz (12
- This model is compatible with Sennheiser earphones

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07N246ZPJ |
| Age Range Description | Adult |
| Antenna Location | Exercising, Gaming, Music |
| Audio Driver Type | Dynamic Driver |
| Best Sellers Rank | 602 in In-Ear Headphones |
| Box Contents | Cable, Ear adapter set |
| Brand Name | Sennheiser |
| Cable Features | Tangle Free |
| Carrying Case Color | Red |
| Carrying Case Material | Fabric |
| Colour | Red |
| Compatible Devices | Music Production Equipment, Laptops, Desktops, Gaming Consoles, Tablets, Telephones, Smart Speaker, Television, Motorcycles, Car Audio Systems, Cellphones |
| Control Method | Touch |
| Control Type | Remote |
| Controller Type | Touch type |
| Country of Origin | China |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.1 4.1 out of 5 stars (6,917) |
| Earpiece Shape | rounded |
| Enclosure Material | Plastic |
| Frequency Range | 20 Hz - 20,000 Hz |
| Frequency Response | 21000 Hz |
| Global Trade Identification Number | 04044155245080 |
| Headphone Form Factor | インイヤー |
| Headphone Jack | 3 . 5 mm ステレオミニプラグ |
| Headphones Ear Placement | In Ear |
| Impedance | 18 Ohms |
| Is Autographed | No |
| Item Weight | 12 Grams |
| Manufacturer | ゼンハイザー(Sennheiser) |
| Model Name | Sennheiser CX 300S |
| Model Number | 508595 |
| Network Connectivity Technology | Wired |
| Noise Control | Sound Isolation |
| Number of Items | 1 |
| Product Features | Volume Control |
| Sensitivity | 118 dB |
| Specific Uses For Product | Music |
| Style Name | Closed |
| Theme | Music |
| UPC | 615104327825 707443717303 |
| Unit Count | 1.0 count |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology Type | Bluetooth, RF |

## Product Details

- **Brand:** Sennheiser
- **Colour:** Red
- **Ear placement:** In Ear
- **Form factor:** インイヤー
- **Frequency response:** 21000 Hz
- **Headphone jack:** 3 . 5 mm ステレオミニプラグ
- **Impedance:** 18 Ohms
- **Model name:** Sennheiser CX 300S
- **Noise control:** Sound Isolation
- **Sensitivity:** 118 dB

## Images

![Sennheiser CX 300S RED In-Ear Earphones, Red - Image 1](https://m.media-amazon.com/images/I/411n0g5WABL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: I think i'm within my warranty? just found my box and realised! the left headphone stopped working shortly after purchase. advise me what to do please**
A: Just contact them, you already have proof of purchase,they are a good company with fast response time

**Q: Does the mic work on ps4**
A: This microphone is universal so this should be usable on a PS4 controller.


Your Sennheiser team

**Q: Struggling to find replacement earbuds. Do these take the earbuds for the cx300 or cx3.00? 

The cx3.00 look more like the original earbuds.**
A: This product uses the same ear tips as the Momentum In Ear, CX 3.00 and CX 5.00
561096  Ear adapter 'XS', black translucent (10 pieces) /561097  Ear adapter 'S', black translucent (10 pieces) /561098  Ear adapter, 'M', black translucent (10 pieces) / 561099  Ear adapter 'L', black translucent (10 pieces)

## Frequently Bought Together

- Sennheiser Canal Type Earphone Red CX 300S RED [Genuine National]
- Sennheiser Consumer Audio CX 80S In-ear Headphones with In-line One-Button Smart Remote – Black
- Anker USB C to 3.5mm Audio Adapter, Male to Female Nylon Cable for Samsung S20/S20+/S20 Ultra, Pixel 4/+ 4XL, and More Type C Devices

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**Shop now:** [https://www.desertcart.jp/products/105837782-sennheiser-cx-300s-red-in-ear-earphones-red](https://www.desertcart.jp/products/105837782-sennheiser-cx-300s-red-in-ear-earphones-red)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-23*