T-Mobile wants you to put their speed and network coverage on a test. To prove their promises, T-Mobile will send you a T-Mobile Test Drive Device for free. The company is sure that you will adore their speed and services. If you one of those who first try and only then buy, follow the link below to visit the official T‑Mobile USA website. Scroll down until you see a form titled "Tell us about yourself." Fill in the form, and they will send you further instructions via email.