Why the xCan? If you are looking to improve the sound quality of your music from a highly-rated portable device with your wired headphones while maintaining portability this is the amplifier for you. Whether you are an everyday listener or serious audiophile, the xCAN is a next generation portable and pocket size Hi-Res headphone amp. With more than 1000mW of power per channel, full analogue volume control, advanced analog signal processing (3D+ Matrix and XBass II). It also has aptX and AAC Bluetooth connectivity, meaning it can be 'paired' to a music source such as 4K TV to stream audio wirelessly. The xCAN is a major sonic step up for smartphones, digital audio players, and computers. The xCAN delivers high-end audio quality from both Balanced and S-Balanced outputs using a balanced dual-mono circuit topology in an extremely portable package. The 3D+ Matrix for Headphones and the new XBassⅡ system enhance your enjoyment of music by correcting common flaws even in high-end headphones and offering the most musical enjoyment from the widest range of headphones. With it's smooth contours, futuristic design made up of an extruded Magnesium body, 6mm machined front plate, and its small black lightweight stature, you will enjoy not only top performance in sound, but also the high quality feel of this diamond in the rough without the bulk. Fit for any lifestyle and far from a basic gadget, listen at home, in a professional work setting, at the beach, on the commute, exploring around the world, or anywhere you want to take your music to the next level. It is compatible with any Apple iPhone or Android phone. Expect nothing less than extraordinary from the iFi audio brand. This product is not compatible with bluetooth headphones.