Original price was: $429.89.Current price is: $399.97.

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New more versatile and powerful MP3 player available here

Our newest product in 2018 is an inductive MP3 player. Small and strong inductive MP3 player, with thinnest inductive neckloop in the world! You can play files from your TF / Micro SD memory card (not included) without anyone knowing.


An inductive MP3 player is a great solution for hidden listening to prerecorded files. MP3 player consists of inductive neckloop, hidden buttons and strong rechargeable battery which allows you to listen to your prerecorded files during your exams.

With hidden remote control buttons you can control your MP3 player and no one will know it. Built-in Next and Prev keys are easily hidden inside your sleeve. No one will ever know that you are listening to your prerecorded files.

The inductive coil creates a magnetic field and drives receiving coil inside an invisible earpiece which must be located within magnetic field.The radius of magnetic field created by inductive coil is approx 30cm.

You should wear the neckloop around your neck, Mp3 player on your chest (hanging on the neckloop), and hidden buttons for control somewhere on your body where you can easily press them.

Please note, mp3 player has 3.5mm jack. This jack cannot be used for normal headphones, it’s designed for connecting the hidden control buttons.

Our hints for recording audio files

OCR and Text to Speech audio file recording mode described in this Manual

Instruction on How to prepare audio notes and paly them secretly during your exam

Manual audio file recording

Always use  external microphone, speak slowly and clearly, with such a speed that you can write all of the words on your exam. At the beginning of the recording you always have to read the title of your literature, so that you can easily search preferred text on mini MP3 player.

Click Here and Download Audacity recording program:

PC Download or MAC Download

Invisible  Wireless Battery Powered  Earpiece

What is special about this earpiece? So sound travels mostly  towards your ear drum and not outside of the ear canal.This unique feature will greatly  enhance your safety. Nobody will be able to hear you from outside!!! They are 100% invisible in your ears!

How does it work?

Earpiece is completely invisible wireless amplified  micro audio speakers and fit in your ear and are completely unnoticeable. This Spy Earpiece requires 337Battery. Which could last 3.5 – 8 hours depending on quality of the battery. This earpiece is active receiver that reproduce audio and gets power from battery. The micro earpiece, once it is in your ear, cannot be heard by anyone else but you. Note: you can adjust volume by MP3 players controls or placing neckloop further from your ear.

Operation guide.

  1. Charge the MP3 Player from any PC via USB cable for 4-5 hours.
  2. Load the battery in the earpiece and put earpiece into your ear canal.
  3. Wear the neckloop around your neck.
  4. Turn on the MP3 player, it automatically starts playing music or any prerecorded audio file. Use the hidden buttons to change tracks.
  5. Listen to the music or any audio file, the earpiece will receive audio signal and reproduce sound into your ear.

Package Includes:

  1. 1 x Wireless earpiece
  2. 1 x 337 Button Battery
  3. 1 x Inductive MP3 Player
  4. 1 x  set of 2 control buttons
  5. 1 x charging cable


Peak Output                                                 115dB

Relative Limited Sensitivity Index            <80dB

Peak gain                                                      40dB

Equivalent input noise base                        30dB

Audio Range                                                  200~6400Hz

Operating Current (static)                             0.65mA

Operating time (SONY 337battery)              10 hours Standby
3~5 hours operating time
Weight                                                            0.8 gram

Additional information


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