Sprint Mobile recently announced it has added the Sierra Wireless AirCard 402 for PC and Mac notebooks, endowing them with EV-DO Rev. A wireless access. The AirCard 402 ships with an adapter that allows for the card's use in a PC's card slot or its ExpressCard slot. Half of the AirCard 402's 64MB of memory can be used to store files, and the antenna is built-in, making for a totally contained form