From Manufacturer
The Amiron 200 Open True Wireless Earphones from Beyerdynamic are lightweight, over-ear hook-worn earphones combining the utility and situational awareness of open-ear headphones with the known quality and construction of Beyerdynamic; they are perfect for gym, daily commute, and many other activities.
Designed for extended on-the-go listening, a quick 5-minute charge gives the user 90 minutes of listening time, enough for most workouts. A full charge gives the user 11 hours of listening time, with a maximum of 36 hours available with a fully charged case. Quality full-spectrum audio extends from 20 Hz to 20 kHz; further control over EQ settings, as well as experience-improving firmware updates, are available via the Beyerdynamic app. The Amiron 200's IP54 rating ensures resistance to dust and splashes, making them well suited to a variety of indoor and outdoor applications.