FiiO E7 USB DAC and Headphone Amplifier

FiiO E7 USB DAC and Headphone Amplifier The Fiio E7 is a great little device that is designed to give your PC sound card an extra kick! Ever noticed a lack in quality even though you have high end headphones! The Fiio E7 has the answer! Your Fiio E7 has the ability to decode your audio amplify it and output a better quality audio for you to listen to! Acting as a professional headphone amplifier and an external USB soundcard your FiiO E7 bumps up your audio quality in an instant Plug it in and your off! Main Features： USB audio decoding and output for PC functioning as a high quality external USB soundcard*; Texas Instruments PCM2706 serves as USB receiver. For better sound quality a Wolfson WM8740 serves as digital to analog convertor DAC pairing with a high performance operational amplifier from ADI for the DAC circuit; Build in headphone amplifier utilizing AD8692 and Texas Instruments TPA6130A as pre and power amp for high performance good resolution low distortion and powerful output; Standard 3.5mm stereo line in jack for portable amplification with conventional audio source; Dual 3.5mm headphone output jack. Convenient design makes it easy to share music between two listeners; Worlds first portable headphone amplifier with dual colors OLED display; Easy to use digital volume control function with great precision and channel balance; Build in EQ for 3 levels of Bass Boost; Build in rechargeable 1050 mAH Li ion battery for 80 hours of continuous operation**; Specialized dock for connecting E9*** to experience an even higher performance; Quality anodized aluminum satin finish case design small and compact ideal to be wrapped together with digital audio player; User selectable USB charging function to help prolong battery lifespan and lower distortion from power supply circuit; User definable startup volume memory and maximum volume limiter to protect user ...