Headphone amplifier A headphone amplifier is an external device that boosts the electrical signal from an audio source before sending it to your headphones.
It can be a crucial component of your audio equipment, especially if you’re involved in professional audio production, as it can help improve the sound quality, accuracy and volume of the output sound you hear through your headphones.
In other words, a headphone amplifier can serve as a powerful and necessary device to optimize and enhance your audio experience, whether it’s for listening to music or mixing tracks.
For studio recording, a headphone amplifier with multiple inputs and outputs is used to distribute and regulate one or more monitor mixes to the musicians in the recording room.