The A707 is one of AT&T's latest 3G phones with HSDPA. Comes complete with a 2 MP camera, MicroSD/MP3 support, quad-band, streaming video and high speed internet. Also supports stereo bluetooth, so you can listen to your music in a stereo headphone. One unique feature is the heat-sensitive external controls for the MP3 player.

Reviews:
Cnet
PhoneScoop
PhoneArena

Resources:
AT&T Support
Samsung Official Site