be easy.
System requirements:
Operating System: Windows XP / Vista / Se7en
Processor: Core 2 Duo 2.66 GHz;
Memory: 1GB (2GB for Windows Vist / 7);
Graphics card: ATI 2600XT with 512MB (GeForce 8600GT);
Sound Card: 100% DirectX 9 compatible sound card
Free hard drive space: 7 GB of free space;

Features:
You will have to endure the horror of a zombie invasion, controlling a hero from the first person. ;
Co-op mode for up to 4 players.;
Ability to repair, modify and create weapons from scrap materials.;
The action takes place on the resort island in the open. The study of the world is not limited to the scenario game.;
Ability to develop a character of your choice. ;
Horde horrifying zombies. ;

Update 4
- Possible off voice chat
- "Throw weapon + Backspace" replication error disappeared. You can not lay down their arms, and press Backspace, to replicate weapons.
- The game works best for me 50fps all the time, now I got 80FPS, without lag.
- Fixed? Bug where a player has been connected to USB-headset, and it caused a loud noise. Thus, using a USB-headset no longer causes the game to crash to the desktop. (For some users)
- Play in offline mode
- Screensavers stuttering was fixed (at least for me)
- Recovers corrupted game saves.
- Removed 30 item stack limit. Now you can have, for example: a stack of 400 oleander. (Thus, the ability to capture a saved game due to corruption of the stack limit)
- Fixed? Y button on XBOX controller to bring up the search details
- Deo bomb stack now works correctly
- Fixed a crash in multiplayer, when players reach the checkpoint

Update 5
This patch includes the following changes:
1) gameplay
- The maximum level is now 60;
- Added new weapon designs;
- Damage reduced from the poison;
- Envenom no longer preventing the attack a player;
- Apply a series of improvements regarding the game out of the campaign:
a) a balanced learning experience for quests
b) Preparation of the experience of Challenge and balanced
c) In the cooperative game mode, no campaign experience is rewarded for all completed quests.
- The amount of ammo boys increased by 50 percent;
- The state of the character can now be downloaded using the Start button from the options chapter;
- Levels of enemies can now be configured for each player in co-op alone;
- Players come to life with a lot of health;
- Ability to open the lock is now clearly visible;
- Improved awards for weapons boxes;
- All weapons crates now have a reward;
2) Corrections and interface improvements
- Fix: Now players can not remain unarmed, after dropping the subject and treatment geared med-kit;
- Feature: Equipped items now not reversed, mysteriously after drinking an energy drink;
- Improved: Treatment of honey-kit of equipment works better;
- Fix: Trophies of dead enemies now are the same for all players in cooperative mode;
- FIX: Purna now does not end with some furious fists;
- Fix: View map after death;
- Fix: Information about the terrain in the area of ??quarantine (City of Moresby);
- Designated appearance after death, is now assigned to more intelligently;
3) The overall changes
- Improved stability and network performance in a cooperative mode;
- V-sync option added;
- Developed fixes for quests and receive rewards;

Features Steam Rip:
DLC "Weapon" Ripper "
Weapon "Ripper", which is a lethal combination of a baseball bat and a disk of a circular saw, which produces their zombie rotten guts.
DLC "Blood Bath"
- 4 arenas, deadly and dangerous
- Endless waves of zombies
- Arena is available for both single player and co-operative to
- Ability to earn experience points and new items, as well as transfer them to a campaign mode
- Table game scores to compete with your friends