64 Audio Duo Dual Driver Universal In-Ear Monitor (Open Box) - Discontinued active-noise-cancelling Battery life may vary depending

Battery life may vary depending on volume settings

Lightweight UV resin is used for the shell

Sustainable headphones – made in Germany

What is the Stellia’s soundproofing capability

Features padded closed-cell foam lining

64 Audio Duo Dual Driver Universal In-Ear Monitor (Open Box) - Discontinued active-noise-cancelling Battery life may vary depending64 Audios latest UIEM, Duo, is a dual driver hybrid design. Built with the complete Tia System, Apex Core, Wave Sync, and LID, Duo presents 64 Audios signature balanced sound in a whole new way. The simple audio design captures the listeners auditory senses while forgetting theyre wearing IEMs in the first place. The complex faceplate assembly not only serves an important role in protecting the shell of the IEM while allowing air to flow freely, it is