They are contacts for a wireless charging cover. When you attach a wireless charging cover to your phone, you can charge it wirelessly. You also need a wireless charging plate. Charging covers and plates are sold separately.
- Why does Storyteller on my Lumia tablet pair automatically with my phone's Lumia Share app?
- Does the Lumia Share app work on all Lumia phones?
- Does the Lumia Share app work in all Wi-Fi network environments?
- Is there a way to share only some images with the Lumia Share app on my phone?
- Can I disconnect the sharing connection in the Lumia Share app on my Lumia phone?