
FiiO Multimedia Player A3B Portable Headphone Amplifier Black Retail
Portable Headphone AmplifierWay more power behind new design All-new appearanceAll aluminum-alloy body and chassis increases metal texture and increases shielding from EM interferenceVisual operation experienceNew toggle switches are more reliable and easier to read and operateImproved sound performancePre 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 driveFully discrete bass circuit designBass 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 capacityCan work while charging 1400mAh built-in battery ensures more than 16hrs of battery life Color Available BlackAudio Input 3.5 mm stereo JackHeadphone Output3.5 mm stereo JackVolume ControlTOCOS potentiometerBass Boo