Closed circumaural headphone design 
Crosshair rubber finishing on earcups 
Single sided cable
HD 428 specifications
The Sennheiser HD 428 is a remarkable piece of audio equipment that embodies the brand's commitment to quality sound and user comfort. These closed, dynamic headphones are engineered to provide an immersive listening experience, making them suitable for both casual and professional use.One of the standout features of the HD 428 is its powerful sound performance. The headphones are equipped with high-quality transducers that deliver a balanced sound signature across a wide frequency range. The bass response is particularly noteworthy, offering depth and clarity without overwhelming the mids and highs. This makes the HD 428 suitable for a variety of music genres, from pop to classical, ensuring that every note is reproduced faithfully.
Comfort is another essential characteristic of the Sennheiser HD 428. The headphones feature plush, circumaural ear cushions that provide a snug fit over the ears, which not only enhances comfort during extended listening sessions but also aids in passive noise isolation. This design helps to reduce ambient noise, allowing users to enjoy their music without distractions. The adjustable headband ensures a personalized fit for different head sizes, making them accommodating for long periods of wear.
The HD 428 incorporates Sennheiser's advanced technology, which enhances the overall durability and reliability of the product. The headphones are built with high-quality materials that ensure longevity, while the cable is designed to minimize tangling, which is a convenient feature for users on the go. Additionally, the detachable cable option allows for easy replacement, enhancing the sustainability of the product over time.
Sennheiser also emphasizes portability with the HD 428. Their lightweight construction makes them ideal for travel, whether commuting or simply moving from room to room at home. The headphones' design allows for easy folding, making storage compact and efficient.
In conclusion, the Sennheiser HD 428 headphones offer a blend of superior sound quality, comfort, and durability. With their closed-back design, powerful audio performance, and user-friendly features, they cater to both audiophiles and casual listeners alike. Whether enjoying music, movies, or gaming, the HD 428 is a robust option that truly delivers on Sennheiser's reputation for excellence in audio technology.