May 3rd Battlefield 3 will release the Back to Karkand DLC featuring 10 weapons, 4 maps, 3 vehicles, and a new game mode Conquest Assault. Here is a complete listing of all the content.
Weapons – MP5, PP-19, L85A2, FAMAS, Type 98, L96A1, Jackhammer, MG36, Type 95, Type 97
Maps- Strike At Karkand, Wake Island (Battlefield 1943), Gulf of Oman, Sharqi Peninsula
Vehicles- F35B, BTR-90, DPV
Game Modes – Conquest Assault