Brand new, still in box. Work efficiently using this Dell Mobile Wireless Mouse - MS3320W. Easy dual-mode connectivity offers you the option to pair and connect to almost any PC via 2.4GHz wireless or Bluetooth 5.0. Easy Pairing Pair your mouse to your Windows laptop via Bluetooth instantly with Microsoft Swift Pair , so you don't need to configure in Windows settings every time. It is compatible with a variety of Windows, Mac, Chrome, Linux and Android operating systems, delivering maximum flexibility.