Operating on T-Mobile's GSM/GPRS network, the Blackberry 7290 offers new featurs including quad-band and Bluetooth support while keeping users connected to e-mail, phone, text messaging, the Internet, and other data applications. Quad-band support allows users to stay connected with wireless voice calls in more than 175 countries. Integrated Bluetooth support allows for hands-free use and integrated attachement viewing that includes support for popular text and image file formats such as Word, Excel, PowerPoint, WordPerfect, PDF, ASCII, JPG, GIF, BMP, TIFF and PNG.