FiiO E6 Headphone Amplifier Review
The FiiO E6 is small headphone amplifier designed to improve the listening experience from personal music players and smartphones. With a couple of equalisation settings, the E6 can enhance the bass range to counteract the high-frequency tendencies of digital compression. In the box, there's the E6 itself, two clips for attaching the E6 to clothing, a USB charging cable and