As companies continue to search for ways to make smartwatches as essential to people as smartphones, Neptune has found its own solution with the Neptune Duo. As the name implies, the Duo is made up of two separate devices: a hefty wristband that contains all of the hardware you’d normally find in a smartphones and a 5-inch screen that is pretty much nothing but a display that wirelessly connects to the wristband. It’s definitely an interesting concept, although its usefulness is questionable.