The E12 is a portable amp audio Fiio. Mont Blanc is the flagship of the brand, it is positioned as the best mobile amp of its range, and most powerful. It may be made in China but the quality of materials and finish are impeccable. The product is sold with a cover in felt, the charging cable and the USB connection jack / jack male 3.5 amp / device and 4 elastic ties to secure your Android, Iphone or Ipod with E12. The sound is "explosive"; low setting with a bass boost, a gain of 16dB and a proposed crossfeed.batterie 880 mAh capable of delivering 9.7 watt / h and a waterfall design on 3 levels, the E12 can provide up to 12 hours of continuous music ! Capable of delivering up to 850 mW per channel! The Wima building, Alps potentiometer, the high frequency and low impedance battery are many solutions for amplification without artifacts throughout the spectre.0% aluminum, E12 is protected from waves and other disturbances to ensure you always listen its unaltered and simply amplified. The flashing LED tells you easily on the state of the load. Simply the best mobile amp to tarif.Le Fiio E12 Montblancest the new reference nomads amps.