Sennheiser HD 820 Over-Ear Audiophile Headphones Black | 507435

The Sennheiser HD 820 redefines closed-back headphone performance. Designed for audiophiles who demand reference-class sound with more privacy and less sound leakage, these headphones deliver astonishing transparency, detail, and realism in a sealed design.

Featuring unique concave glass covers that reflect sound waves into absorbers, the HD 820 reduces resonance for a natural soundstage rivaling open-back headphones. Crafted in Germany with premium materials, these headphones combine luxurious comfort with uncompromising engineering.

Designed for Real Life

• Closed-back design provides isolation without sacrificing openness
• Glass-covered transducers minimize unwanted resonance
• Handcrafted ear pads offer outstanding comfort and noise reduction
• Includes unbalanced and balanced cables for flexible setups
• Ideal for private listening without disturbing others

Key Features

• Ring radiator dynamic drivers with concave glass covers
• Frequency response: 12 Hz 43,800 Hz (-3 dB)
• Impedance: 300 for reference-class amplification
• Sound pressure level: 103 dB (1 kHz, 1V)
• Includes 6.35 mm and 4.4 mm balanced cables
• Weight: 360 g (without cable)