







🎶 Elevate Your Listening Experience!
The Sennheiser HD 660 S is a reference-class open-back headphone designed for audiophiles, featuring advanced dynamic drivers, a wide frequency range of 9 Hz to 41.5 kHz, and a comfortable over-ear design. With a nominal impedance of 150 ohms, it connects seamlessly to both home and mobile Hi-Res audio devices, ensuring exceptional sound quality and precision.





| Control Method | Touch |
| Control Type | diaphragm movement |
| Unit Count | 1.0 Count |
| Cable Length | 3 Meters |
| Item Weight | 0.58 Pounds |
| Water Resistance Level | Not Water Resistant |
| Is Electric | No |
| Antenna Location | Music |
| Compatible Devices | Cellphones |
| Cable Features | Tangle Free |
| Additional Features | noise-isolation |
| Enclosure Material | Aluminum, Plastic, Metal |
| Specific Uses For Product | Music,Gaming |
| Headphone Folding Features | On Ear |
| Earpiece Shape | Rounded, over-ear design |
| Headphones Ear Placement | Over Ear |
| Style Name | Contemporary |
| Theme | Audiophile Headphones |
| Color | Black |
| Wireless Technology | Wireless,Wired |
| Connectivity Technology | Wired |
| Headphone Jack | 3.5 mm Jack |
| Frequency Range | 9 Hz - 41,500 Hz |
| Audio Driver Type | Dynamic Driver |
| Frequency Response | 28000 Hz |
| Impedance | 150 Ohm |
| Noise Control | None |
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