Ultimate Desktop Audio System: FiiO E9 Desktop Amplifier + FiiO E7 DAC

Ultimate Desktop Audio System: FiiO E9 Desktop Amplifier + FiiO E7 DAC Combining and selling these two fantastic products together seems obvious. If you are in the market for an improved audio performance from your computer, laptop or portable media player this combination is well worth a look. Looking for enough clean undistorted power to shake the house? This "killer combo" (head-fi.org) will leave you more than satisfied.

FiiO E9 Portable Headphone Amplifier

The FiiO E9 is a full sized headphone amplifier. Its unique design allows for the docking and charging of the FiiO E7 DAC. With two audio jacks a 3.5mm and a 6.5mm you can chose the output to suit your preference. The 3.5mm plug this jack has a lower output range for 5dB under the same volume condition, to prevent the headphone or hearing damage due to the high range of output. The gain switch allows you to customise the output your headphones receive - pull the switch upward for high gain, suitable for headphones with high impedance or low sensitivity; or flick it down for low gain, suitable for low impedance or high sensitivity headphones. The Line left and right line out ports allow you to hook up your desktop speaker system to your new E9 amplifier which will deliver the ultimate audio experience.

Get the most from your music with the FiiO E9 - check out the features below...

• Two channel power output, suitable for both of headphone with 3.5 and 6.35mm.
• Main power amplifier use the TI corporation's, it with 5uVrms noise,low distortion 0.00014%.
• THD + N; high switching rate, 1300V/uS current-feedback model IC:TPA6120
• With on/off mute function; usingsealed relays for protecting power amplifier output; using ALPS sealed low noise potentiometer
• Internal audio buffer amplification BB OPA2134: FET input, with advantages of low noise:8nVsqrHz; low distortion 0.00008%THD; high switching rate: 20V/uSand so on
• E7 special base, perfect realization USB connection with audio decoding DAC, also can to E7 charging
• LOW ( 10dB ) /HIGH(18dB) gain choice
• Two audio output: one is the 3.5mm port of E9 (adjustable output); another one is port of RCA output (fixed/ unadjustable output)
• Built-in power converter module, high efficiency, high precision and low noise, to meet great needs of dynamic signal processing
• LED power indicator light
• With function of output priority of headphone plugging-in, the external output RCA will not work after inserting headphone
• Extensible base

*The base on the top of E9 can be changed for using a special base of iPod/iPhone , but you need to buy the base of iPod/iPhone separately.

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;
• World's 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 from hearing damage due to loud volume;
• Automatic keylock feature;
• User definable sleep timer function and total runtime display****.

* This model supports driverless plug and play on Windows XP, Windows 2000, Vista, Windows 7, and various Mac OS.

** Full battery charge via computer USB port after 200 minutes and capable of 80 hours of continuous operation, tested under laboratory condition for evaluative purpose only.

*** E9 is a desktop amplifier with greater output, better performance and an integrated E7 specified dock connector. With the dock, E7 can easily establish a line-out connection with E9 and transform both together into a high performance desktop amp with USB decoding function, capable of PC connection and recharging functions, etc.

**** Total system runtime will accumulate from the first use. It will be reset to zero after either reset button is pressed, reloading default setting, or when the battery depleted