(Ping! Zine Web Tech Magazine) – Similar to the recently unveiled Samsung Galaxy S4 Active, Sony on Tuesday announced its own waterproof and dust-resistant phone, the Sony Xperia Z Ultra. The device features a Qualcomm Snapdragon 800/2.2GHz quad-core CPUs processor along with 4G LTE. “The Xperia Z Ultra is the most exciting revolution in large-screen [...]