Nokia Lumia 710 available on T-Mobile pre-paid plan at Best Buy
As for the unlimited plans that T-Mobile offers for those who prefer to pay monthly, you can start with the $50 plan that gives you unlimited talk, text and web although only the first 100MB of data each month is 4G. That rises to 2GB of 4G data for a monthly payment of $60 and 5GB of data if you shell out $70 a month.
The Nokia Lumia 710 features a 3.7 inch WVGA display with a pixel density of 252ppi. Under the hood is a single-core 1.4GHz Qualcomm Snapdragon MSM8255 processor with 512MB of RAM on board. A 5MP camera with AF and LED flash offers f/2.4 aperture and captures video in 720p at 30fps.