Vivox, Inc. and K2 Network, Inc. announced that War Rock will include on-demand, in-game voice communications powered by Vivox. Players will be able to talk with everyone on their team in the game and with friends and other players in the game lobby. All voice communication is delivered via The Vivox Network in order to ensure no lag in game play. Developed by K2 Network and Dream Execution, War Rock is a a tactical online multiplayer FPS (first-person shooter) with a modern military theme. Players side with either the Derbaran Military or the NIU Mercenaries, and participate in a variety of scenarios across a variety of maps and gameplay modes. The open beta client for War Rock is locally mirrored here - in order to play, you need to visit the official website to create an account.