Sennheiser HD 300 PRO Closed Back HeadphonesThe newly developed HD 300 PRO delivers huge depth of detail, even in the loudest of environments. Whether you are editing, playing or composing; whether youre behind a drum kit or a mixing desk; the HD 300 PRO provides incredible wearing comfort and the incredibly detailed sound required to make good decisions. Viscoelastic earpads and specially sealed acoustic elements provide efficient shielding against external noise. A high level of wearing