HD 820 Wired On-Ear it’s a breakthrough value in

it’s a breakthrough value in reference monitoring

The IE 200 is your invitation to experience the joys of high-end audio with detail

A benchmark for total audio immersion

and a take-anywhere fold-flat design

An instrument of Sennheiser’s passion for perfect sound

HD 820 Wired On-Ear it’s a breakthrough value inThe new audiophile standard The critics said closed headphones could never sound as immersive as their open air counterparts. They said physics would never allow it. To that we simply said, listen. The HD 820 combines an innovative glass reflector and ring radiator transducer technology for a benchmark listening experience.