Today, T-Mobile and Danger have officially announced the T-Mobile Sidekick 3. You can view a flash presentation at www.sidekick.com. Some of the specs that we have so far is as follows:

• IM (AIM/Yahoo/MSN)
• MP3 player with suport for stereo headset
• miniSD card slot
• Bluetooth
• 1.3 megapixel camera
• EDGE high-speed data
• Sleeker design, 20% smaller and improved battery life

Current T-Mobile customers will be able to buy the Sidekick 3 starting on June 28th.

However, starting July 10th, the public will be able to buy the Sidekick 3, which pricees at $299 with a 2-year contract, $349 with a 1-year and $399 for pre-paid.