T-Mobile's version of the Sony Xperia Z1 is now available online for free with a $22 charge a month. That means that over the 24 months that you will be paying off the device, Sony's Android flagship will cost you $528.
The specs include a 5 inch screen with resolution of 1080 x 1920, powered by a quad-core 2.2GHz Qualcomm Snapdragon 800 CPU. 2GB of RAM is aboard along with 16GB of native storage, a 20.7MP camera and a 3000mAh battery.
The device is rated IP58 for water and dust proofing. That means it will survive a 30 minute submersion at 5 feet or less.