To be a raider with us, you must have the following:
Ventrilo(free) and a headset/mic. You can find the Vent log in information on the guild tab in WoW by pressing "J."
These add-ons can be obtained at
CurseRecount, allows you to monitor things like Damage Per Second (DPS), Damage Done, Damage Taken, Healing Done, etc.
Deadly Boss Mods, helps you understand mechanics of the raid as you are fighting.
Omen - if you're a tank. It's your threat meter.
Don't forget to make sure you have all of your gear raid ready! You'll need to be fully enchanted, gemmed (don't forget that belt buckle!), reforged, and of course, transmogrified. Our raiders are required to look GoOd