HD 380 pro， a new professional monitoring headphone. The HD 380 pro provides an extended frequency response with increased sound pressure level (up to 110dB) for accurate sound reproduction in all kinds of demanding use. Adding on， its closed circumaural design provides excellent passive attenuation of ambient noise， hence making it ideal for monitoring purposes. Not only that， the lightweight and secure-fit design offers a very comfortable listening experience to the sound professional who has to wear them over long durations.