Astell & Kern music players as stand-alone portable devices are amazing. But, imagine taking amazing a step farther. You can with our favorite headphone amps like the Chord Mojo, Chord Hugo or iQube V5. When you throw a headphone amp into the mix you get twice the power. This means you can drive more difficult headphones and the sound quality of your music will improve.
By itself, the Astell & Kern AK380 is an incredible device that will give you what you are looking for in your hifi experience, but adding the Chord Hugo will give the AK380 more power and allow for the AK380 to focus on what it was created to be - a music player. The Chord Hugo takes the responsibility of driving the headphones making the setup a powerhouse of sound.