FM7.83 Schumann Generator 7.83Hz Ultra low Frequency Pulse Generator Module with 5V USB Interface for Sound Enhancement
$16.38
Description
The schumann generator uses an excellent control chip, the ultra low frequency pulse frequency is more stable..The schumann pulse generator does not need to be connected to other equipment, just plug it in and use it..The Schumann itself does not emit any sound, nor is it connected to other equipment. It can be used only by plugging in..Use 5V USB interface for power supply, easy to connect, and with indicator light, working status is clear at a glance..There are buttons on the generator module that can be used to adjust the strength, which is convenient to adjust according to your own needs.
