https://www.techradar.com/news/oneplus-bullets-wireless-earphones-cut-the-chord-between-your-phone-and-ears

Alongside the arrival of the OnePlus 6, the Chinese firm also launched a new pair of headphones, the OnePlus Bullets Wireless.

An evolution of its corded Bullets line, the Bullets Wireless are a water resistant set of Bluetooth earphones connected to each other by a cable-come-neckband, but that doesn't extend to your smartphone.