Images: Barbie's greatest hits?
Mattel has unveiled Barbie Girls, MP3 players designed to look like dolls that also hook into an online virtual community for girls. The device, which is about 4-and-a-half-inches tall, is set to come out in July and sell for about $60.
The device has 512MB of memory and an expandable miniSD slot for up to a 2GB memory card.





