Amazon customer return.  Works perfectly.

Enjoy your music without any wires with these Sony WF-L900 LinkBuds. These earbuds provide a comfortable fit and come in a sleek white color. Connect these earbuds through Bluetooth or USB-C and enjoy wireless freedom.

With built-in microphone, these earbuds allow you to take calls and interact with voice assistants hands-free. The Sony WF-L900 earbuds are perfect for anyone who wants to experience high-quality sound and convenience.