Sennheiser HD 820 Over Ear Closed Back Headphones (Open Box) headphone 3.5mm Compared to before

Compared to before

Silver plated high purity copper wire

New earpad design is carefully hand crafted with genuine lamb leather for utmost comfort for hours of music enjoyment as well as sound performance

Support MMCX Bluetooth Cable

25Hz – 17kHz 16 ohms

Sennheiser HD 820 Over Ear Closed Back Headphones (Open Box) headphone 3.5mm Compared to beforeHD 820 The 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. Reference class open back audiophile headphones Closed back earcups 56mm ring radiator transducers German craftsmanship