Acer has unveiled at CES 2015 Liquid Jade S, a powerful smartphone with Android 4.4 KitKat, the operating system for phones and tablets from Google. The Acer Liquid Jade S has a five-inch screen with a resolution of 1,280 x 720 pixels, which means that we will have a pixel density of 245 ppi. As a result, we will reproduce the contents at an acceptable quality. The terminal has a thickness of 7.79 mm and weighs 116 grams, making it light enough.  Physically it resembles the original Liquid Jade, but this new version has 4G connectivity, so you can navigate high-speed Internet. Likewise,