GameSpot has the official announcement. You can read it HERE. Here is the relevant information:
Hasbro has announced a set of four new Star Wars figures, but what's different about this set is the toys are based on the short-lived animated series Droids. GameSpot has a look at these figures which includes C-3PO, R2-D2, and two different versions of Boba Fett...
One of the new figures comes from the Black Series 6-inch scale line. ... This figure is exclusive to Target, and will cost $27.
The other three figures being revealed are in the 3.75-inch scale, just like the classic Kenner Star Wars toys. All of these figures will retail for $16 and will be available exclusively at Target.
Pre-orders for all of these figures will go live September 24 at 9 AM ET / 6 AM PT.