The E11 Headphone Amplifier from Fiio is a compact and light-weight earphone amplifier that offers top quality audio, ideal for portable music gadgets. The amplifier has standard 3.5 mm input and output adapters for compatibility with a variety of MP3 gamers, CD gamers, computers, earbuds, headsets, and other gadgets. It has a heavy-current 3-channel enhanced circuit that reduces output impedance. It also offers high effectiveness and a low-noise power boost. It offers precise and even sound pressure levels and a broad dynamic range.
The practical volume control utilizes a closed APLS potentiometer to guarantee low noise and exceptional channel balance. The amplifier offers 3 levels of bass boost and 2 levels of gain to fulfill your personal preferences and adapt to different sound sources. There are also high and low voltage choices to fulfill different needs. An auto-lock protective circuit will turn the amplifier off automatically in the event of unusual activity in order to secure your headsets and decrease the danger of hearing damage.
The amplifier runs on a high-performance BL-5B Lithium battery that is easily replaceable. The battery offers approximately 10 hours of operation per charge, permitting you to listen all the time. The amplifier has charging and power indicator LEDs to give you a visual hint of operation status. A charge concern function will stop operation while the amplifier is charging. When the battery has been charged and the amplifier is unplugged, operation resumes.
FIIO E11 Portable Amplifier