The New Standard In ANC
Introducing the DS-421D
In the office or in the air, enjoy your audio wherever you are with Cirrus Logic’s latest digital ANC technology, HD speakers and microphones More.
More about Digital Silence™
Digital Silence™ is a noise cancelling headphone and headset product and a brand of Wolfson Microelectronics now Cirrus Logic. The company is leading the way in delivering the world's purest sound to devices including smartphones, mobile phones, tablet computers, portable media players and headsets.