Work Efficient

$19.90

You or your staff will work more efficiently and precisely while hearing these frequencies in the background…

Description

If there is a problem to work efficiently, be it for an exam or in the office or in the construction industry, there exist an infinite number of possibilities to let play this MP3 in the background of the office or other work environments. The staff will work more efficiently and precisely.

This MP3 includes only pure frequencies in which noise has been added, without music and additional tones.

This MP3 is equally suitable for beginners and advanced.

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