AT&T has released that it
 holds exclusivity over carrying 3G signals from PlayStation Vitas when 
the portable game system releases here in the United States.
AT&T has confirmed that all PlayStation Vita 3G units sold in the U.S. will be locked to its own network, meaning owners can’t use other SIM cards with it.only AT&T SIM cards will work in the handheld.
All international GSM SIM and T-Mobile in the U.S. will give an error when turned on.
The PlayStation Vita
 will be released next month all around the world, with potential 
customers being able to choose between a standard-priced Wi-Fi model or a
 slightly more expensive 3G one.
 pricing
 is set at an iPad-like $14.99 per month for 250MB of bandwidth or 
$24.99 for 2GB. You’ll be paying that price for multiplayer gaming 
without a WiFi point, location-based services, and social networking on 
the go. The plan month-to-month, meaning that you can pay as you go 
instead of paying an automatic subscription fee.
Still, $15 a month for what amounts to access to Twitter and a competitor to the 3DS’ StreetPass
 functionality isn’t the greatest value for money that portable gaming 
has ever seen. Then again, Vita owners who’ve seen prices for games or the proprietary memory cards aren’t the least surprised.
Although the device is carrier-locked, Sony
 revealed that device will at least be region-free, meaning Japanese 
games will work on American handhelds, and every other combination. Glenn Lurie from AT&T told consumer electronics blog The Verge 
that AT&T worked with Sony during the system’s development process 
on the 3G modules for the system. It also helped craft connectivity 
rules in the Vita SDK, presumably to suit AT&T’s network needs. 
Lurie explained that the SDK contributions expedite certification (it 
isn’t said with whom, whether that’s the FCC or Sony’s own app store) 
and avoid apps that harm the network. The telecoms heavyweight has also 
been testing 3G-equipped units since early fall 2011, as much as six 
months ahead of the console’s US release.
With a release date in late February for the U.S. and Europe, the Vita will run on an ARM Cortex A9 quad-core processor and be powered by a quad-core PowerVR SGX543MP4+ GPU. 
Featuring a 5-inch capacitive multitouch OLED screen (with 16 
million colors), the device will be 7.16 by 0.73 by 3.28 inches. 
Furthermore, the Vita has 512MB memory and 128MB VRAM in its graphics 
processor. 
      



 
 
 
 
 
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playstation vita