MetroPCS (NYSE: PCS) has a new entry-level all-touchscreen device in its portfolio. It’s the Huawei M750, which interested users could grab for $200. Specs wise, there’s a 1.3-megapixel camera on board, Bluetooth support, media player and a microSD memory card slot. In addition, the carrier emphasizes the “intuitive touch user interface,” but we don’t actually [...]