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TEQStone Headphone Amplifier, Little Portable Headphone Amp for Headphone to Improve Music Quality

TEQStone Headphone Amplifier, Little Portable Headphone Amp for Headphone to Improve Music Quality by TEQStone at Nebula Fia. MPN: ER-0083. Hurry! Limited time offer. Offer valid only while supplies last. The headphone amplifier is designed for most normal headphone. It can improve the music coming through the headphones. The unit is specially designed

Product Description

The headphone amplifier is designed for most normal headphone. It can improve the music coming through the headphones.

The unit is specially designed to cope with the defect of the low output impedance and low trust of typical cell

phone's audio out.It adopts USA high fidelity audio processing chip with patented audio processing technology,

thus changing the phone audio quality,giving the best music enjoyment with the high fidelity stereo audio quality.


1.Positive and negative double power technology

Built-in single power supply circuit effectively suppress background noise, thus achieving a best stereo audio effect.

2.High frequency dynamic compensation tuning circuit network Built-in butter worth circuit design can make up

these shortages of mobile phone music, such as the darkness of high frequency and weakness of low frequency.

3.Low distortion calculation amplifier

THD: THD+N is 0.006%

Free output capacitance,making the reference of ground level as the output design,the low frequency is surgent,

the sound with the design of internal resistance power supply is much transparent and the dynamic range is better.




Output power:300mw*2/16Ω 

Frequency response:2-27KHZ 


Dynamic range:90DB 

Degree of separation:70DB 


Input impedance:32Ω 

Output impedance:≤200Ω 

Working temperature:-40℃~60℃ 

Package contents : 

1×Headphone amplifier 

1×USB charging cable 

1×Headphone adapter(3.5mm transfer 2.5mm) 

1×Headset cable 

1×User manual

We promise a 3 months warranty.

Features & Highlights

  • Studio-quality sound. The headphone amplifier improve audio quality and makes sound become crystal clear. It provides a great enhance in sound quality and offers you a feeling of HIFI stereo system.
  • Easy to use. This amplifier is easy to set up, without any unnecessary switch or button, it automatically detects the installation and starts up when earphones plugged in. And if plugged out, it automatically turns off.
  • Minimal design. Comparable to other portable amps that sized like a brick, you will appreciate its tiny size (L: 57mm W: 14mm) and smooth touch. Just put it in the pocket and you are ready to go.
  • Swift charging and extra long life battery. Enjoy up to 5 hours playtime with just 20 minutes charging.
  • Volume boost. Increases volume by 20% to 60% (depends on your headphone and music player).

Additional Information

Part Number:ER-0083
Item Size:0.6 x 0.2 x 0.2 inches
Package Weight:0.11 pounds
Package Size:2.4 x 0.98 x 0.98 inches

TEQStone Headphone Amplifier, Little Portable Headphone Amp for Headphone to Improve Music Quality by TEQStone

Buy Now:
TEQStone Headphone Amplifier, Little Portable Headphone Amp for Headphone to Improve Music Quality

Brand: TEQStone
4.8 out of 5 stars with 238 reviews
Condition: New
Lead Time: 1 - 2 Business Days
Availability: In Stock



View More In Headphone Accessories.


Have questions about this item, or would like to inquire about a custom or bulk order?

If you have any questions about this product by TEQStone, contact us by completing and submitting the form below. If you are looking for a specif part number, please include it with your message.

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