My setup:
13" Macbook Pro with 500 GB hard drive and 4GB RAM
Traktor Pro
Numark Total Control
Creative Sound Blaster Sound Card
Radio Shack Mixer (only to talk over with the mix with the mic - I mix internally in Traktor)
A mic from a old karaoke machine I had laying around
iPod Touch for backup if the laptop fails and I need to time to restart it
Behringer Speakers
Sony subwoofers
Bose headphones for monitoring
Bookmarks