Sprint announced its first tri-band 4G LTE devices back in May, and now the recently acquired carrier says they'll start shipping on July 19th. The Novatel MiFi 500, Netgear Zing Mobile Hotspot and Netgear 341U USB dongle all support the 800MHz, 1900MHz and 2.5GHz bands. The hotspots will set you back $49.99 with a new
