Here are the FAQ From the Dragon Age site. And of course above is the extended trailer. The original was amazing, this is amazing +1.
When will Dragon Age 2 be released?
Dragon Age 2 is set for release in North America on March 8 and March 11 in Europe.
Which systems is Dragon Age 2 being released on? Will they be released at the same time?
Dragon Age 2 is being released simultaneously for PC, Xbox 360 and PlayStation 3.
Do I have to play Dragon Age: Origins before playing Dragon Age 2?
You do not have to play Dragon Age: Origins to fully experience Dragon Age 2. It is a perfect starting point to enter the series.
Will I meet romanceable characters?
Yes. You will be able to engage in romances with certain NPCs in your party and throughout the world.
Where does Dragon Age 2 take place?
Dragon Age 2 is set in the Free Marches, with much of the plot focused on the city of Kirkwall, an ancient port city that was once the center of the global slave trade.
When does Dragon Age 2 take place?
Dragon Age 2 takes place sometime after the Blight of Ferelden, as the Darkspawn and other threats emerge to endanger the world again. The story unfolds over the course of a decade as you rise to power and change the world.
Will I meet familiar characters in Dragon Age 2?
Dragon Age 2 is set in the same world as Dragon Age: Origins, and you will cross paths with many of the same individuals and groups that you encountered before.
Will the Dragon Age 2 story react to the decisions I made in Dragon Age: Origins?
Yes. If you import your Origins playthroughs, you will experience the consequences of the choices you made previously. However, this is not necessary to fully experience Dragon Age 2.
What will my character be like?
Your character in Dragon Age 2 will be a legendary figure in the history of Thedas. Not only will you hear people respond to your conversations, but your character will also be be fully-voiced. You will play as a human male or female of any class you wish: Warrior, Mage or Rogue.
Will there be new spells and abilities in Dragon Age 2?
Yes. We’ll reveal more details over time, but there will be many spells, abilities and specializations to choose from and customize your character to your liking.
What is the story like?
The Dragon Age 2 story will be a non-linear framed narrative. You will have unprecedented control over the directions your character goes and the sequence in which the story unfolds.
What is combat like?
Dragon Age 2 will feature reactive combat, allowing you to take real-time control of your character in melee, ranged or spell combat. You can pause the game to assign tactical actions to each party member, or take direct control of any individual character while the customizable tactical AI directs the others.