What you see is what you get!

After hearing so many good things about the AudioMX EM-S4, we decided to review it ourselves. After reviewing the AudioMX EM-S4, we can confidently say this is probably the best in-ear headphone that you can buy for under $50! Read the AudioMX EM-S4 review till the end to get a coupon code to save EXTRA 20% off on Amazon!

Packaging details of the AudioMX EM-S4

The AudioMX EM-S4 came in a nice looking light rectangular package. Once opened, we could see the headphone and its carrying case nicely placed at the comfort of cushions. We could see the technical details engraved into the bottom part of the top cover.

Carrying case is very portable and can fit into any pocket size. The headphone can be safely stored inside it. Inside the carrying case, there are several ear sleeves for different ear canal sizes. In other words, the manufacturer has done everything they can to deliver the best comfort for a cheaper price.

The package has an instruction manual, available in English, Chinese and German.

What you see is what you get!
What you see is what you get!

Design and Specs of AudioMX EM-S4

The AudioMX EM-S4  has a decent design when compared to its price. It is a wired headphone that goes around your ears and finally into your canal. Comfort is spectacular! Below are the important specs of the AudioMX EM-S4.

  • Jack: 3.5mm
  • Cable length: 1.3m, black
  • Microphone is Omni-directional and has frequency response of 50-12k Hz
  • Microphone works on a voltage of less than 10V
  • Microphone signal to noise ratio: >55dB
  • Speaker has a frequency response of 20Hz to 20KHz
  • Impedance : About 16Ω at 1KHz
  • Distortion is less than 5%
  • Control button to Play/Pause music & Answer and hang up calls.
  • No volume control button.

Sound Quality on the AudioMX EM-S4

Don’t get fooled by its cheaper price! It delivers sound quality–no less than those fancy headphones which cost several hundred dollars. We checked its surround sound using a YouTube video and found them to be precise. Although the manual states it can catch the sound frequency starting  at 20Hz, we could not detect sound below 31Hz. Bass is OK.

Recommended Use

  • Jazz
  • Rock
  • Classical Rock
  • Metal music of all variations
  • Trance Music

Not Recommended for

  • Music with extra bass

Pros of the AudioMX EM-S4

  • Affordable
  • Durable
  • Portable
  • Good Sound quality
  • Compatible with virtually any devices that has 3.5mm headphone port.

Cons of the AudioMX EM-S4

  • No volume control button. You will have to control the volume from your device. That could be inconvenient especially if you are enjoying music while on constant motion; running for instance.

Our Final Say on the AudioMX EM-S4 Review

After we reviewed AudioMX EM-S4, we found them to be very good headphones for everyday use. They are cheap, durable and comfortable! You can buy them on Amazon for under $50 and when you use the code HOJG7JZ9 (Expires 10/2017), you will get Extra 20% off on top of any sale going on.

Product Courtesy: AudioMX

Packaging & Portability
Sound Quality
Price Vs Quality
Ease of Use
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Hi! My name is Ramita and I am an avid tech enthusiast. I have written many posts about technology and electronics on this as well as many other sites.


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