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The next-generation Windows Mobile 6.1 smartphone Samsung Jack will be available exclusively to AT&T customers in the US and powered by the carrier's 3G network, according to the companies.

The Jack combines the familiar look and feel of a Windows desktop. Key features of the Jack include 256MB RAM, a 3.2 megapixel camera with video-capture capabilities, Wi-Fi (802.11 b/g) to connect with home or office networks, and built-in GPS for use with AT&T Navigator, AT&T Navigator Global Edition and other GPS-based applications for personal and business use.

The Samsung Jack will be available May 19 through select AT&T retail locations for US$99.99 after mail-in rebate with a two-year service agreement,the companies said.