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FiiO A3 E11K PortableHiFi Headphone Amplifier 450mW Audio AMP OPA1642+AD8397 (Fiio E11 Upgrade Version )
Description
- FiiO A3(E11K) OPA1642+AD8397 HiFi Portable Headphone Amplifier
- All aluminum-alloy body and chassis
- Way more power behind new design
- All-new appearance
- All aluminum-alloy body and chassis adds street cred and increases shielding from EM interference.
- Visual operation experience
- Comes with sexier and more reliable toggle switches.
- 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 ability.
- 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
- Bass Off: Bypasses bass circuit, decreases interference and noise floor so as to ensure the purity of the sound quality.
Specification
- Power supply: Mini USB port
- Maximum output power: 450mW (16Ω),
- Frequency response: 20Hz-20KHz
- Signal-to-noise-ratio: more than108dB
- THD: less than 0.004%
- Charging time: - 240min
- Opetation time: Up to 16hr
- Recommended earphone impedance: 16-150Ω
- Dimensions: 91.2mm * 56mm * 13mm
- Weight: 92g (with battery)
Package list:
- 1 x Headphone Amplifier
