• Story driven singleplayer campaign: by choosing the right mission order when playing the 20+ mission campaign you write your own history. Play it differently next time and find new ways to victory!
• Large scale multiplayer: battles where tanks supported by infantry and helicopters take control of an enemy city can be played with 100+ living opponents in a role of both friendly and enemy forces.
• More than 30 weapons: a new and improved recoil system gives unique firing characteristics to every weapon.
• Vast environment to explore: an area over 400 square kilometers in size, full of flora and fauna is ready to be explored at your command.
• More than 30 modern vehicles: all vehicles in the game can be controlled - tanks, armoured vehicles, helicopters, airplanes, civilian cars or even boats.
• Multiple gunners: utilize the multiple gunner positions on tanks and helicopters to rain death on your enemies both in multiplayer missions and singleplayer campaign.
• HDR Lighting effects: ambushing an enemy with the sun in your eyes leaves you at the disadvantage. Think smart, fight better!
• Real constellations and tides: ArmA's great depth even includes such features as fully simulated star maps, lunar cycles and tides. Watch where you park your vehicle, soldier!
• Built-in mission editor: create you own scenarios using the easy-to-use mission wizard, advanced built-in mission editor, scripting language or BI tools available online and share your creation with the game community.

• Windows 2000/XP
• 2.5 GHz Intel Pentium 4 or equivalent
• 512 MB RAM
• 8 GB free hard disk space
• 128 MB video card with Hardware Pixel/Vertex Shader Model 2.0 support
• DirectX 9.0c (included) and OpenAL (included) compatible sound card
• Keyboard, Mouse, Joystick peripheral
• Broadband Internet connection required for online mutilplayer

Buy ArmA: Armed Assault - Combat Operations Download