Headphone amplifiers basically drive up the volume of one or more headphone sets. Naturally in a recording studio environment, an amplifier/mixer is needed that delivers just the right amount of volume with low distortion. That's why the Live Wire Solutions 4-Channel Headphone Amplifier is so popular. Ideal for studio and stage use both, this headphone amplifier is very easy to install and will give you just the right amount of volume needed to weave your production magic. At Delhi sound Store, you will find best headphone amplifiers at best price.