T-Mobile today announced the upcoming availability of the HTC Radar 4G, the company's first Windows Phone capable of 4G speeds T-Mobile's HSPA+ network. The HTC Radar 4G features an aluminum unibody design, a large 3.8-inch LCD touch screen display with a virtual QWERTY keyboard and powered by a 1GHz Snapdragon processor. The smartphone provides fully integrated Microsoft Exchange and calendar as well as Microsoft Office Hub and Internet Explorer 9. Additionally, the new smartphone is equipped with dedicated camera button for easy access to the 5-megapixel camera with LED flash. The HTC Radar 4G is expected to be available at T-Mobile in the U.S. in time for the holidays. We will keep you all posted when pricing and release date are available.