Perfect music enjoyment on the go? No problem! Where smartphones no longer have a headphone jack, dongles waste too much power and Bluetooth still can't keep up in terms of sound, the FiiO Q11 provides a remedy. As a pocket-sized D/A converter and headphone amplifier, it is your ideal companion for perfect sound quality wherever you are. Simply connect it to your smartphone, tablet or computer - whether Android, Apple or Windows - and immerse yourself in the music with your favourite headphones. With conveniently adjustable gain levels, the Q11 perfectly matches the impedance of your headphones and delivers crystal-clear sound on in-ear, on-ear and over-ear models. With its 2600 mAh battery and over 13 hours of playtime, your listening experience is assured even on long train and car journeys, throughout the working day or on a day out. Equally, it has a slim, elegant design. Fitting perfectly in your hand, even transporting and operating it in your pocket is no problem. Whether you're at home or wherever you need to go, the Q11 lets you enjoy crisp sound wherever you are. As part of the thoughtful design, the Ambient Light (illuminated window) on the front of the FiiO Q11 not only enhances it aesthetically, but is guaranteed to make it an eye-catcher for friends and colleagues: With different colour patterns, it also shows you the current sampling rate as well as the DSD format. Treat yourself to relaxation on the go. Treat yourself to unique music enjoyment with the FiiO Q11.