Connect a Logitech wireless or Bluetooth mouse with a PC This ... Purchase the Unifying USB receiver from Logitech. The dongle gives you the benefit of connecting six wireless devices to one ...

Again, that seems like a preference call to me. Both mice can be wirelessly paired with a Logitech USB dongle or use Bluetooth, and easily swap between devices on the fly, or use the Logitech Flow ...

If your computer lacks Bluetooth, the K380s supports an optional wireless USB-A dongle that Logitech makes. In what we can only guess is a style decision, the K380s is one of Logitech's keyboards ...