







🎶 Elevate your sound game—hear every detail, feel every beat.
The Sennheiser HD 660S2 wired headphones combine advanced 42mm airflow-optimized transducers and a vented magnet system with a 300-ohm ultra-light aluminum voice coil to deliver natural, high-fidelity sound with powerful sub bass. Designed for audiophiles seeking studio-quality clarity and immersive low-frequency impact, these headphones offer minimal distortion and exceptional impulse response in a sleek black design.






| Control Method | Touch | 
| Control Type | Media Control | 
| Unit Count | 1.0 Count | 
| Item Weight | 630 Grams | 
| Water Resistance Level | Not Water Resistant | 
| Is Electric | No | 
| Antenna Location | music | 
| Compatible Devices | Smartphone | 
| Cable Features | Detachable | 
| Additional Features | stereo pairing | 
| Enclosure Material | Aluminum | 
| Specific Uses For Product | Music | 
| Headphone Folding Features | Over Ear | 
| Earpiece Shape | Oval | 
| Headphones Ear Placement | Over Ear | 
| Style Name | Headphones | 
| Theme | Music | 
| Color | Black | 
| Connectivity Technology | Wired | 
| Headphone Jack | 1/4 inch TRS, 4.4 mm TRRRS | 
| Frequency Range | 8 Hz - 41.5 kHz | 
| Audio Driver Type | Dynamic Driver | 
| Audio Driver Size | 42 Millimeters | 
| Impedance | 300 Ohm | 
| Noise Control | Sound Isolation | 
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