Fidue A31s

Fidue A31s - A31s

Fidue A31s Dynamic Driver HiFi Inner-ear Earphones


  • Fidue A31s is soft pleasant and melodious, Contains a wealth of musical detail and interpretation of singer‘s touching emotional
  • Self – developed 8mm micro-dynamic driver
  • Adopt ultrathin high molecular diaphragm and acoustic cavity integrated design With clear charming sound performance and rich bass dynamic feedback
  • Excellent integrated Wire Control Microphone design Compatible with most of mobile phone it’s easy to call and listen to the music.
  • Silver-plated OFC Cable with Advanced Flat-wire Technology
  • Ultimate lightweight omnidirectional micprovide clear call experience
  • With smart phone iOS and Androidultrathin control support wire-control
  • Over-the-ear configuration & All Kinds of Ear Tips


  • Drivers: 8mm micro-dynamic driver
  • Frequency Response: 18-20kHz
  • Impedance: 19 Ohm
  • Sensitivity: 101dB
  • THD: <1%
  • Mic Sensitivity: -42+-3dB
  • Mic SNR: >55dB
  • Connector 3.5mm stereo gold-plated
  • Cable 1.2m


  • Fidue A31s earphone
  • 3 sites of Silicone Eartips
  • 1 pair of double flange eartips
  • Earhook
  • Carrying case 


Write a review

Note: HTML is not translated!
    Bad           Good

Due to the impact of the COVID-19 pandemic, global international shipping will delays. The delay at our Hong Kong post office is very serious, so we have changed to other fastest or most efficient international shipping. Now the normal estimated delivery time may be delayed by about 1-2 weeks. In some countries where is higher free-tax rate, we will provide free courier service as much as possible.

Free Shipping

All listed items will be shipped though Registered Airmail with tracking number if there is no extra shipping method option listed or shipping description in the product page.

Economy shipping: Will be shipped without tracking number.

Registered Airmail : Will be shipped via such as Hong Kong post , Deutsche Post , Netherlands Post , Singapore Post, you can leave us a message if you have any requirement about the shipping method .

It will be shipped via Hong Kong Post by default, Europe countries can choose to be shipped via Deutsche Post or Netherlands Post, it is also FREE, pls leave us a message if needed.

Express service: Will be shipped via DHL/EMS/UPS/FedEx

  • Views: 20288
  • Brand: Fidue
  • Product Code: A31s
  • Availability: In Stock
  • $29.90

Available Options

Tags: Fidue A31s, Fidue A31s Dynamic Driver HiFi Inner-ear EarphonesDescriptionFidue A31s is soft pleasant and melodious, Contains a wealth of musical detail and, A31s