The T-Mobile Sidekick 3 has a sleek design that is 20 percent smaller than its predecessor, and features a new trackball for easy one-handed navigation and integrated Bluetooth technology for wireless headset use. The device is also enhanced with a new MP3 player, removable battery, and Mini-SD card slot for expandable memory.In addition to the phone capabilities, the device provides text messaging, e-mail and built-in support for the three major instant messenger (IM) clients (AIM, Yahoo! Messenger and MSN Messenger) to help customers stay on track with their personal lives (separate charges apply).Other additional Sidekick 3 capabilities, which will enable T-Mobile customers to stay connected to their friends and family wherever they go, include integrated support for EDGE, which provides for faster download speeds for subscribers' favorite social networking sites and all other Web sites; and a built-in megapixel camera for capturing those once-in-a-lifetime spontaneous moments.

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