AT&T is expanding its netbook lineup. The new mobile broadband-enabled ultraportables ($199.99 each after rebate with AT&T DataConnect plan two-year contract) will be available in stores and online this week and include: Acer Aspire One; Dell Inspiron Mini 10; and Lenovo S10.

All of the netbooks feature 10-inch screens and weigh less than three pounds. Customers opting for the promotional pricing and its contract obligations will receive, along with their metered 3G data plans, with unlimited use of AT&T Wi-Fi service, at more than 20,000 hot spots nationwide.

AT&T will also offer its new ConnecTech services to its netbook customers at its more retail stores. Prices start at $99 for remote online support to $199 for in-home technical support.

"Lightweight and connected, netbooks continue to interest consumers and small business customers," said David Christopher, chief marketing officer, AT&T Mobility and Consumer Markets in a press release today. "We expect that, paired with AT&T home broadband, Wi-Fi, and the nation's fastest 3G mobile broadband network, they'll have great appeal to busy, on-the-go consumers and working professionals. We're offering the latest and greatest connected devices."