The third product in the A&futura line, the SE180, continues the trend of exciting innovation for Astell&Kern products, while providing the uncompromised sound quality Astell&Kern is famous for. With the SE180, in addition to superb audio technology, A&K wanted to show users an element of fun that is hard to find in most Hi-Fi products. The DNA of innovation found in the A&futura line continues with the SE180. It is an advanced audio system created with the technology Astell&Kern is known for around the world. With the SE180, premium Hi-Fi Sound is now available through the use of interchangeable, all-in-one modules, by Astell&Kern. TERATON ALPHA Audio Technology from Astell&Kern. Next Generation Astell&Kern AMP Technology. Updated UI with Added Functions for Convenience.