Not everyone wants all the trappings of a high-end and expensive flagship smartphone. But almost everyone wants the best smartphone that their money can buy, and, sometimes, that money is in short supply. Mid-range smartphones are a dime a dozen, so choosing the best can be as daunting as choosing a wedding gown. For T-Mobile subscribers, however, that choice might have just been made simpler. After enjoying some attention at MetroPCS, the ZTE ZMax Pro is arriving at T-Mobile with its surprising mix of high specs and low price.