RICHARDSON, Texas--(BUSINESS WIRE)--ZTE USA, the fourth largest smartphone supplier in the U.S. and second largest in the no-contract market*, today announced the Android™-powered ZTE Obsidian smartphone will be available to T-Mobile customers starting August 13. The Obsidian packs LTE speeds into a sleek design – and is perfect for streaming music, downloading pictures and more when paired with the T-Mobile Data Strong™ network. “The ZTE Obsidian was built for consumers who prefer a more affor