Summary: The Acer C120 is a USB-only micro-projector. While you won’t be faced with problems when setting it up and using it, you will suffer from a lack of notable features. And you can only connect it through a USB cable.
Excerpt: Small and simple, the Acer C120 LED DLP projector is a no-frills device that, while lacking some of the features of its competition, costs half as much. This projector, which can be found for as little as $229 at Amazon, can be powered by USB alone and has the barest of controls.
Summary: Less is more on this astonishingly small DLP LED Pico projector
Pros: The tiny size and – almost as useful – lack of bulky power pack and remote control makes the C120 mightily tempting. So does its slave-like simplicity, while the throughly usable picture quality is an added bonus.
Cons: The need to have two USB slots for the supply of full brightness is a little odd, and the added requirement to have them very close to each other will instantly rule out many laptops and ultrabooks. And no Mac compatibility? Given the popularity of the MacBook Air and Pro with road warriors, that...