(1) A second monitor connected to a computer to expand the user's electronic desktop. See dual monitor. (2) A mobile device used to enhance the control of a TV set. For example, a smartphone or ...

But having a second monitor when you need it is better than not having one. Read the original article on Lifewire. This ...

The Asus ZenScreen gives you extra screen space without extra bulk, and now it's 34% off, making multitasking on-the-go a little easier (and cheaper).

But at the very least, Sony has multiple means of achieving feature parity with the Wii U and the Xbox One's new version of SmartGlass. The near-ubiquity of second-screen availability will ...