Fiio E3 Headphone Amp

The E3 Portable Headphone Amplifier from Fiio is a compact and portable headphone amplifier that allows you to increase the play time of your music player and improve the audio quality. It also has a bass boost function for enhanced bass. The amplifier has standard 3.5mm input and output connectors, providing compatibility with a variety of headphones and music players. Simply place the amplifier in the signal path between your music player and your headphones.


Signal to Noise Ratio – 90 dB (A Weight) Distortion – 0.05% (10 mW) Frequency Response – 10 Hz – 40 kHz Suitable Headphone Impedance – 16 ohms – 300 ohms Dimensions – 2 x 0.9 x 0.57 inches Weight – 11g (Battery not included)

Product Features

  • Designed for high impendence and low sensitivity headphones, with bass boost function
  • Small and easy to carry and use outdoors
  • Increase your music player's play time
  • Uses only one AAA battery, for up to 20 hours playtimeSpecification -
  • Output Power - 70 mW (32 ohms Loaded) 12 mW (300 ohms Loaded)