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Hi-Fi Headphone Amplifier Portable Headphone Amp 3.5mm Stereo Audio Input Out

$ 16.57

Availability: 100 in stock
  • UPC: 750076279359
  • Brand: LVY
  • Item must be returned within: 30 Days
  • Compatible Brand: Universal
  • All returns accepted: Returns Accepted
  • Color: Black
  • Return shipping will be paid by: Seller
  • Condition: New
  • Refund will be given as: Money back or replacement (buyer's choice)
  • MPN: Does not apply
  • Type: Headphone Amplifier
  • Model: Does not apply

    Description

    Hi-Fi Headphone Amplifier Portable Headphone Amp 3.5mm Stereo Audio Input Out (Headphone Amp)
    Mini HiFi headphone amplifier,which make it convenient to carry, can output remarkable sound without distortion.
    Amp Using Time: More Than 5 Hours, Load Impedance: 16-300Ω.
    Two-stage gain switch enhances the signal input into the amp circuit for optimal performance of the headphones.
    3.5mm AUX input and output and SNR>120dB and Distortion 0.004% make it possibility to output not just louder sound, but a sharper.
    Compatibility MP3, MP4, Phones, laptop Computer and 3.5mm Audio a Various of Digital Devices.
    FAQ:
    Q: It is turned to the maximum, but the volume is still not loud enough. What should I do? A: Our product is designed with a gain switch which can be set to H position if the sound is not loud enough.
    Q: My headphone impedance is 200Ω. It can work?
    A: According to our design theory, the product can support a headphone with 16-300 Ω impedance. Therefore that is completely OK.
    Q: Does USB have a decoding function?
    A: USB of this product only has a charge function, does not have OTG decoding function. You can purchase the related products of our company if you need a encoding function. Q: All cables are connected, but there is no audio output?
    A: 1. Please check the power indicator is on, if not, turn the potentiometer on.
    2. If the power indicator lights, check that the VOL knob is in the smallest state, if it is, and it is normal to rotate clockwise in the minimum state.
    3. If both of the above are normal, check whether the audio source playback device is paused, muted, or the volume is minimal.
    Q: The device can work, but the intensity of music is not well?
    A: The battery output is not enough and needs to be charged.
    Q: Why the headphone has a big buzzing sound when the input line is connected
    but not play?
    A: When an unshielded signal line is empty, an interference signal will enter the amplifier and be amplified. If you dislike the sound, we suggest you replace the shielded signal line or unplug the signal line.
    Package Included:
    1 x Headphone Amplifier 1 x USB Power Cable 2 x Audio Cable 1 x User Manual