The Microsoft Store has the Contract-Free Nokia Lumia 521 Windows Phone 8 for T-Mobile in White for $49 for a limited time.

This Nokia Lumia 521 comes contract-free and features a 1GHz Qualcomm Snapdragon S4 dual-core processor, 4″ 800×400 IPS LCD, 512MB RAM, 8GB internal memory, microSD slot, WiFi, Bluetooth, and Microsoft Windows Phone 8 OS.