The Option GT Express works with both the 3G broadband and EDGE networks to ensure you will always be connected regardless if you are across town or half way around the world. The card features a flip up antenna and is designed to work with newer laptops that support ExpressCard slots.
Buying a replacement phone will not affect your existing service contract, but are generally more expensive, since they are not being discounted by your carrier.
More info...
Carrier Compatibility
Properly unlocked, this phone should be compatible with:
AT&T - Note! Always confirm compatibility before purchasing.
More info...
