xDuoo
xDuoo XQ-20 Portable Headphone Amplifier With Bass Miss Amplifier Volume Control
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Small and Thin, High Thrust. Solve the problem that your phone/player can not drive superior headphones.
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2-Setting Gain, Bass boost ON/OFF.
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Set GAIN according to the headphones/enhance low-frequency power.
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Lower Distortion, Lower Noise.
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A professional power management chip is used to provide a +/- 5V voltage source for an efficacy chip.
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Using OP+BUF circuit architecture, large output power, strong thrust.
Specification:
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Model: XQ-20
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Power Source: DC 3.7V built-in li-polymer rechargeable battery
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Frequency response: 10Hz-22Khz
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THD+N: 0.001% (1KHz)
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Suitable Headphone Impedance: 16Ω~300Ω
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Charging time: <4H
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Output power: 125mW(32Ω load)
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Gain: +3/+6dB
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S/N: 114dB
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Playback time: ≥9H
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Size: 94*52*12mm
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Weight: 85g
Package Include:
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1 * XQ-20 Headphone Amplifier
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1 * Micro USB Cable
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1 * 3.5mm to 3.5mm Audio Cable
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1 * User Manual












