Which of those would you like?
If you prefer not to purchase a license, several free tools offer similar volume-boosting and equalization features: VLC Media Player letasoft sound booster serial 25
Letasoft Sound Booster is a software application designed to enhance the audio output of your computer. It allows users to boost the sound level of their computer's speakers or headphones beyond the default limits set by the operating system. Which of those would you like