







🎶 Elevate your sound game—hear what others miss!
The Sennheiser HD 660S2 wired headphones combine a high-impedance 300Ω ultra-light aluminum voice coil with a unique vent magnet system to deliver distortion-free, high-fidelity sound across an expansive 8Hz to 41,500Hz frequency range. Designed for audiophiles and professionals, their ergonomic open-back design with velour ear pads ensures comfort during extended use. Crafted in Europe and backed by a 2-year warranty, these headphones are the ultimate choice for immersive, precise audio experiences.





| 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 | 音楽。 |
| Compatible Devices | スマートフォン。 |
| Control Type | メディアコントロール |
| Cable Feature | Detachable |
| Item Weight | 260 Grams |
| Water Resistance Level | Not Water Resistant |
| Customer Package Type | ポータブルキャリーポーチ付きの保護配送パッケージ。 |
| Unit Count | 1 台 |
| 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 | パッシブ。 |
| Material Type | Aluminum |
| Size | 開放型 |
| Power Source | コード式電動 |
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