FiiO has renewed his award-winning FiiO E11K, and has designed a more powerful and better contruction FiiO A3 portable headphones amplifier has all aluminium-alloy body and chasis increases metal testure and also shielding from EM interference.
Visual operation experience
New toggle switched are more reliable and easier to read and operate
Improved sound performance
Pre amplifier OPA1642: Serves as the voltage amplifier, with great layering and medium and high frequency extension.
Power amplifier AD8397: Serves as the current amplifier, with great control of low frequencies and smooth drive.
Fully discrete bass circuit design
Bass on: Boosts bass effect without influencing the overall sound field.
Bass off: Bypasses bass circuit, decreases interference and noise floor so as to ensure the purity of the sound quality.
Reinforced battery capacity
The FiiO A3 headphones amplifier can work while charging. 1400mAH built-in battery which ensures more than 16 hours of battery life.