No agreement on mobile broadband service plan is required for this purchase. You can subscribe to an AT&T monthly mobile broadband service plan as needed instead of being tied to a long-term contract. Or you can simply remove your AT&T wireless SIM card from your cell phone and insert it into the ICON 322 USB modem to access the Internet using your existing cell phone data plan. Option?s Icon 322 USB broadband wireless modem for AT&T wireless is the first Icera-based HSUPA USB device in the world today. It features the latest high-speed data access technologies for both HSUPA upload and HSDPA download. It is fast, compact, easy-to-use and durable. Features : Allows on the go Internet connections on almost all Windows laptops or Mac notebooks. Compatible with Microsoft... Less

Wireless USB Adapter gives you the opportunity to set up a PC or Laptop in the most convenient location for you and not dependent on where your modem is located. All you have to do is insert the USB wireless adapter into an available USB port (windows will be able to find the drivers instantly), no need to reboot. The Adapter powers itself from the USB port. It Gives you the ability to surf the web anywhere you can find a wireless internet signal, home, office, airport, public hotspots. Its auto-sensing capability allows high transfer up to 150Mbps for maximum throughput and your wireless communications are protected by up to 128-bit encryption, so your data stays secure. * This item is 100% Brand New. Never used. It comes with 3 Months Warranty by Seller. * The warranty enables... Less

Expandable memory: The expandable memory slot supports microSDTM cards up to 32GB, so you can take all the files you need along with you. Nationwide Wi-Fi: Enjoy unlimited usage on the entire AT&T national Wi-Fi network with a qualifying data plan. Connect internationally: Access what you need when travelling the world with data roaming at international roaming rates.*** This modem is made for AT&T by Huawei. It supports HSPA/HSPA+ and Edge/GPRS protocols, along with Windows or Mac operating systems. It features a microSD slot supporting up to 32GB cards. Although AT&T markets the modem as being '4G,' it actually runs the HPSA+ protocol, a faster upgrade to 3G. It provides for practical download speeds of up to 21Mbps, comparable if not actually slightly faster than true 4G. Technical... Less

Wireless USB Adapter gives you the opportunity to set up a PC or Laptop in the most convenient location for you and not dependent on where your modem is located. All you have to do is insert the USB wireless adapter into an available USB port (windows will be able to find the drivers instantly), no need to reboot. The Adapter powers itself from the USB port. It Gives you the ability to surf the web anywhere you can find a wireless internet signal, home, office, airport, public hotspots. Its auto-sensing capability allows high transfer up to 150Mbps for maximum throughput and your wireless communications are protected by up to 128-bit encryption, so your data stays secure. package contents: * 1x 150Mbps Wireless USB Adapter * 1x software CD * 1x Manual