The Sennheiser HD 630VB deliver an amazing sound performance with a wealth of great features which you can take anywhere with you. Cutting-edge transducers, a rotary bass dial and a selection of functions on the ear cup provides a clear, powerful sound reproduction - all which can be controlled by you. Quality audio Thanks to the headphones transducers, you'll hear the subtle nuances of your favourite music recordings amidst the detailed playback. And with a frequency response of 10 to 42,000Hz, you'll even be able to listen to high resolution files. Read more… The headphones even have an innovative rotary bass dial. This is integrated in the ear cup so you can decide how deep your music should be. Full control The ear cups not only sound out your favourite music, they also feature a wide range of control functions. Adjust the volume or select a track with a touch of a button. You can also receive calls through the inline microphone so you can talk hands-free. Lifetime of comfort Expertly crafted from premium materials including strong, lightweight aluminium ear cups, yokes, and sliders, the Sennheiser 630VB are made to last. Even the earpads are well cushioned, removable and exchangeable. And the adjustable headband makes for a secure, yet pleasant, wear. Travels with you The high quality materials takes on the challenges of life constantly on the move too. Its collapsible design will fit neatly into the carry bag (included) so you can safely zip them away until they are next required.