Acer has unveiled its new smartphone named “Liquid E2”. This is the latest addition to the lineup and the third smartphone Acer launched since the beginning of the year. The phone has a 4.5-inch qHD display based on IPS technology. The Liquid E2 is the first Acer quad-core phone with optional dual SIM card slot. The Liquid E2 is equipped with a 8 megapixel camera. It lets users take up...