HD 600 Wireless headphone The reference-grade 42mm transducer with

The reference-grade 42mm transducer with 38mm diaphragm and ultra-light 150-ohm aluminum voice coil delivers exceptional impulse response and smooth sound for which the entire 600-series is renowned

and Sennheiser quality in one product

Bluetooth Headset with ANC and 60h Battery Life

The Sennheiser HD 505 Copper Edition reveals details you’ve never heard before

HD 600 Wireless headphone The reference-grade 42mm transducer withAcoustically transparent. The HD 600 is the audio purists choice for reference playback. An instrument of Sennheisers passion for perfect sound, it is globally recognized as the standard for analytical high fidelity listening even 20 plus years after its release. The foundation of the extraordinarily clear sound of the HD 600 is its open acoustic design and the revolutionary transducer, which has been computer optimized to reduce partial vibrations,