Beyerdynamic DT 770 Pro closed studio headphones provide professional-quality sound for critical listening applications. Whether you're in the control room or on the recording floor Beyerdynamic DT 770 Pro headphones are made to deliver accurate sound while providing a very comfortable fit — a real necessity for long sessions. You get an impressive 5Hz-35kHz frequency response while the closed-ear design helps to minimize outside noise and orient the headphones' speakers to your ears correctly.