•it is a link between your music player and your headphones. It’s a tiny amplifier that can produce the kind of premium quality audio you expect from high-end audio equipment used by audiophiles and sound producers.
•Generally, if you’re using a weak amplifier, the sound will become more distorted as you turn the volume up – but a good quality amplifier such as the UAMP can produce a clean and beautiful sound at the same high volume. The Kickstarter campaign still has three days to go and has already collected nearly 20 times more than its original goal