The mod replaces the sounds of weapons firing (the sounds are collected by me personally) but, the main author is not me, I just picked up the sounds that I liked.
-M4, AK-47, Micro Uzi, Tec9;
-Minigan;
-Shotgun;
-MP5;
-Deagle,
-Colt 45
-9 mm
-Sniper rifle.
For work this mod install Mod Loader.