Dear Customer!
Thank you for pre ordering Battlefield Bad Company™ 2 from EA Store™ Before the games release we would like to supply you with Beta access! Your Battlefield Bad Company 2 Beta code is below along with instructions on how to access.
(from 28th January 6pm CET, 12pm EST, 9am PST and 50pm GMT)
Instructions
STEP 1: Please visit any of the following sites to download Battlefield: Bad Company™ 2 PC Beta Client.
http://www.battlefieldbadcompany2.com/beta
That's what i got from EA Store yesterday (27th)