---
product_id: 728066606
title: "Sennheiser HD 660S2 Headphone - Open-back over-ear headphones for audiophiles. With deep bass extension and refined acoustic performance, for PC, music, studio, gaming, podcasts. Premium black"
brand: "ゼンハイザー(sennheiser)"
price: "14542020 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/728066606-sennheiser-hd-660s2-headphone-open-back-over-ear-headphones-audiophiles
store_origin: IS
region: Iceland
---

# 300Ω impedance for audiophile-grade clarity Ultra-light aluminum voice coil for superior impulse response Vent magnet system for distortion-free airflow Sennheiser HD 660S2 Headphone - Open-back over-ear headphones for audiophiles. With deep bass extension and refined acoustic performance, for PC, music, studio, gaming, podcasts. Premium black

**Brand:** ゼンハイザー(sennheiser)
**Price:** 14542020 kr
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound game with the HD 660S2 — where precision meets comfort.

## Quick Answers

- **What is this?** Sennheiser HD 660S2 Headphone - Open-back over-ear headphones for audiophiles. With deep bass extension and refined acoustic performance, for PC, music, studio, gaming, podcasts. Premium black by ゼンハイザー(sennheiser)
- **How much does it cost?** 14542020 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/728066606-sennheiser-hd-660s2-headphone-open-back-over-ear-headphones-audiophiles)

## Best For

- ゼンハイザー(sennheiser) enthusiasts

## Why This Product

- Trusted ゼンハイザー(sennheiser) brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Featherlight Comfort:** Ultra-light aluminum voice coil ensures fatigue-free listening during marathon sessions.
- • **Ergonomic Open Design:** Soft velour ear pads and open-back design provide breathable comfort and natural soundstage immersion.
- • **Versatile Connectivity:** Includes 3.5mm, 6.3mm, and balanced 4.4mm plugs with a 1.8m detachable cable—perfect for desktop and mobile audiophiles.
- • **Distortion-Free Dynamics:** Innovative vent magnet system optimizes airflow, eliminating unwanted distortion for pure sound.
- • **Audiophile-Grade Precision:** Experience crystal-clear sound with a high 300Ω impedance, delivering every note with stunning accuracy.

## Overview

The Sennheiser HD 660S2 wired headphones feature a 300Ω impedance and ultra-light aluminum voice coil for high-fidelity sound reproduction. Their unique vent magnet system enhances airflow to minimize distortion, delivering balanced bass, mids, and highs. Designed ergonomically with soft velour ear pads and an open-back style, they offer extended comfort for professional and casual listening. Compatible with multiple audio connectors and equipped with a 1.8m detachable cable, these headphones are crafted in Germany and produced in Ireland, backed by a 2-year manufacturer warranty.

## Description

Type: Dynamic Open Type Cable Length: 70.9 inches (180 cm); Impedance: 300 Ω; Frequency Response: 8 - 41,500 Hz; Sensitivity: 104 dB (1 kHz, 1 Vrms) THD: <0.04% (1 kHz, 100 dB); Accessories: 3.5 mm conversion adapter. , 6.3mm Stereo standard plug (unbalanced), 0.16 inch (4.4 mm) plug (balanced) Manufacturer warranty period: 2 years (Seller:  joint company only)

## Features

- Enhanced subbases for natural, natural, yet high-fidelity sound:
- Adopts an ultra-lightweight aluminum voice coil with impedance of 300 ohms, and reproduces superior impulse response and superior sound that is good in the ears. Transducer with optimized air flow:
- Unique vent magnet system improves air flow (air flow) inside the transducer and eliminates unwanted distortion^Double the minimum sound pressure for high accuracy and balance to replicate subbases, mid-bases, and higher frequency bands. Percussion instruments and electronic music are more enjoyable. ^The ear pads combine soft padding and velour to fit your head with moderate side pressure. Ergonomic design eliminates any discomfort and the open design provides consistent comfort for extended listening. ^Designed in Germany and quality produced in Ireland
- Frequency response response is 8Hz - 41,500Hz
- 1.8m long cable ideal for desktop use. ^【Read before adding to cart】 The manufacturer warranty of this product is "sold and shipped by desertcart.co.jp. This is what you see in the listing. Purchasing from other sellers may not be covered by manufacturer's warranty, so please contact the seller

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Noise Control | Sound Isolation |
| Headphones Jack | 3.5 mm Jack |
| Model Name | HD 660S2 |
| Connectivity Technology | Wired |
| Wireless Communication Technology | Kopfhörer mit Kabel |
| Included Components | Cable |
| Age Range (Description) | Adult |
| Material | Aluminum |
| Specific Uses For Product | Music |
| Recommended Uses For Product | Music |
| Compatible Devices | Smartphone |
| Control Type | Media Control |
| Cable Feature | Detachable |
| Item Weight | 260 Grams |
| Water Resistance Level | Not Water Resistant |
| Customer Package Type | Protective shipping package with portable carrying pouch |
| Unit Count | 1 Count |
| Style | HD 660S2 |
| Control Method | Touch |
| Number of Items | 1 |
| Item model number | 700240 |
| Is Discontinued By Manufacturer | No |
| Color Name | Black |
| Connector | Wired |
| Hardware Interface | 3.5mm Audio |
| Speaker Amplification Type | Passive |
| Material Type | Aluminum |
| Size | 開放型 |
| Power Source | Corded Electric |

## Product Details

- **Brand:** ゼンハイザー(Sennheiser)
- **Color:** Black
- **Ear Placement:** Over Ear
- **Form Factor:** Over Ear
- **Impedance:** 300 Ohms

## Images

![Sennheiser HD 660S2 Headphone - Open-back over-ear headphones for audiophiles. With deep bass extension and refined acoustic performance, for PC, music, studio, gaming, podcasts. Premium black - Image 1](https://m.media-amazon.com/images/I/71orcWeKkpL.jpg)

## Available Options

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

## Frequently Bought Together

- Sennheiser HD 660S2 Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black
- FIIO K11 Desktop 1400W Power Balanced Headphone DAC & Amplifier 384kHz/24Bit DSD256 for Home Audio/PC 6.35mm/4.4mm/RCA/Coaxial/Optical (Black)
- NewFantasia 4.4mm Balanced Male 6N OCC Copper Silver Plated Cord 4.4mm Balanced Cable Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, Massdrop HD6XX Headphone Walnut Wood Shell

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**Shop now:** [https://www.desertcart.is/products/728066606-sennheiser-hd-660s2-headphone-open-back-over-ear-headphones-audiophiles](https://www.desertcart.is/products/728066606-sennheiser-hd-660s2-headphone-open-back-over-ear-headphones-audiophiles)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-07*