A suitable companion for Surface Pro 3 Microsoft's new Arc Touch Bluetooth Mouse is a travel-friendly pointer and a great companion for any Windows tablet, 2-in-1 or Ultrabook. Styled to look right at home next to your Surface Pro 3, the Arc Touch Bluetooth mouse doesn't require a dongle, won't take up space or add bulk to your bag, and provides a more precise pointing experience than the touchpad that ships with your device.