Sony High-Resolution Noise Cancellation Audio Headset MDR-NC750 (Black)(Not compatible Iphone) High-resolution headphones with noise cancellation function. For music at its best. Imagine hearing your favourite tracks just as the artist intended. Every high-hat, every symphonic nuance, every vocal subtlety. With High-Resolution Audio you get just that. By sampling music at an extremely high rate and restoring compressed files, your music is as detailed as the original recording. Beat Response Control delivers a tight, deep bass response, making it perfect for low-frequency music styles. With Digital Noise Cancelling technology, you can listen to your music and block out up to 98% of exterior noise. So cut out the bus engine or forget about the airplane bustle and enjoy undisturbed listening.