Verizon Wireless on Thursday unveiled its first deployments of a faster mobile broadband religious service that multiplies pelt along upstream to the Internet .

The carrier announced five areas where Revision A of its EV - DO ( Evolution - Data optimize ) technology is commercially available . Verizon already has EV - DO in places across the country , but in a edition that offer upload fastness of less than 100Kbps . Revision A delivers between 300Kbps and 400Kbps upstream , according to Verizon . Downstream speed goes up with the new interlingual rendition , too , but less dramatically : Verizon say 450 - 800Kbps , versus about 400 - 700Kbps .

EV - DO is one of two main family of 3 M technology , going up against WCDMA ( Wideband CDMA ) , which is being take in in progressively fast iteration by carriers that have used the popular GSM ( Global System for Mobile Communications ) cell - earpiece organization . Both are among a proliferation of go forth wireless technologies , including Wi - Fi and WiMax , that are expected to come in handy for users in different billet . But mobile manipulator in the U.S. and most other countries are still working on getting user to adopt the newfangled services in large numbers .

Verizon ’s connection has the raw technology in parts of Massachusetts , include Boston and its suburbs ; Chicago , Gary , Indiana , and suburban area ; Salt Lake City and other city in Utah ; the Richmond and Hampton Roads , Virginia , areas ; and throughout the broadband coverage area in Florida .

To take advantage of the new fastness , which is offered as part of the carrier ’s existing BroadbandAccess help , endorser will need compatible devices , two of which will go on sales agreement Friday on Verizon ’s Web site . The caller will be sell the USB720 modem , which plugs into a PC via a USB interface , and the AirCard 595 , which slides into the PC Card slot on a notebook computer . Both are available immediately through Verizon ’s concern sales distribution channel .

Verizon is the biggest U.S. carrier with EV - DO , but rival Sprint Nextel is farther along in upgrade to the new , faster version . Sprint say Tuesday it can give 95 million people in 24 major markets with alteration A. Sprint first rolled out the fresh engineering science in October and most lately add South Florida , Portland , Oregon and Puerto Rico to its reportage expanse . There are several Revision A client devices available for Sprint ’s connection , include three personal computer Cards and a USB modem , as well as standalone modems and a Sony Corp. notebook computer .