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🎶 Elevate your audio game — hear what others miss.
The HD 660S2 wired headphones combine a 300-ohm ultra-light aluminum voice coil with airflow-optimized 42mm transducers and a vented magnet system to deliver deep sub bass, minimal distortion, and high-fidelity sound. Designed for audiophiles seeking studio-quality immersion and comfort, these headphones reproduce the lowest notes with double sound pressure for an unparalleled listening experience.
| ASIN | B0BRT1ZN7Q |
| Additional Features | stereo pairing |
| Age Range Description | Adult |
| Antenna Location | music |
| Audio Driver Size | 42 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Best Sellers Rank | #8,294 in Electronics ( See Top 100 in Electronics ) #338 in Over-Ear Headphones |
| Brand | Sennheiser |
| Brand Name | Sennheiser |
| Built-In Media | HD 660S2 headphones, 6.3 mm cable (1.8 m), 4.4 mm cable (1.8 m), 6.3 mm to 3.5 mm adapter, Carry pouch |
| Cable Features | Detachable |
| Color | Black |
| Compatible Devices | Smartphone |
| Connectivity Technology | Wired |
| Control Method | Touch |
| Control Type | Media Control |
| Customer Reviews | 4.4 out of 5 stars 661 Reviews |
| Ear Placement | Over Ear |
| Earpiece Shape | Oval |
| Enclosure Material | Aluminum |
| External Testing Certification | nao aplicavel |
| Form Factor | Over Ear |
| Frequency Range | 8 Hz - 41.5 kHz |
| Global Trade Identification Number | 00810091270370, 04260752330374 |
| Headphone Folding Features | Over Ear |
| Headphone Jack | 1/4 inch TRS, 4.4 mm TRRRS |
| Headphones Ear Placement | Over Ear |
| Impedance | 300 Ohms |
| Item Weight | 0.3 Kilograms |
| Manufacturer | Sonova |
| Model Name | HD 660S2 |
| Model Number | 700240 |
| Noise Control | Sound Isolation |
| Number of Items | 1 |
| Series Number | 700240 |
| Specific Uses For Product | Music |
| Style Name | Headphones |
| Unit Count | 1.0 Count |
| Warranty Description | 2 year manufacturer |
| Water Resistance Level | Not Water Resistant |
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