Samsung’s can be high in price. One of the more popular models called the F300 by Samsung has been remade by China called the Shuang Mian Yi Ren V8. It comes with dual screen, one side for p calls and the other for music. The Shuang Mian Yi Ren V8 is runs on GSM 900 / 1800MHz network and comes with a 2.4inch and 1.4-inch displays, 2.0-megapixel camera, microSD slot and mp3/mp4 player function. All for a much cheaper price of $131.