Amazon is selling the T-Mobile G1 Phone for just $49.99 shipped with service plan, originally priced at $399.99. Its “vibrant, high-quality screen slides open to reveal a full QWERTY keyboard, great for communicating with friends online or using the phone’s email.” Product page.

As another option for accessing the device, the T-Mobile G1 comes equipped with a convenient trackball for more precise, one-handed navigation.

[via Amazon]