Assembled Charging Version 7.83Hz Ultra-low Frequency Schumann Wave Pulse Generator Tool With Switch

Description Schumann wave itself is not directly acting on the sound or video products to improve the quality of sound quality but the role of the space environment peoples physical and mental relaxation improve the bodys perception of sound and images improve the health of the human body to improve the efficiency of work mental stress also have a better effect Feature This product is Schumann wave 7 83HZ very low frequency generator features high accuracy and stability High stable frequency acquisition elements high stability pulse chip precision correction capacitance precision multi loop adjustable resistor High quality polymer batteries with overcharged overvoltage overcurrent protection There is almost no voltage ripple in the voltage supply With work toggle switch easy to use Schumann wave can be applied to HIFI or sleep Specification Power 5V android charging cablePolymer battery capacity 1400mahTime charging current 250mA 6 hours full of electricityWorking current 1mVWorking time 200 hours full of electricity Size 7 x 5 5 x1cm 2 76 x 2 17 x 0 39inchWeight 80gSchumann wave applied to HIFI 1 The player has a certain HIFI experience HIFI equipment level can not be too low 2 Can hear the difference between the same system on the different wire to bring the tone changes 3 It is recommended to buy two sets of trial the effect is better 4 when the product will be placed on the speaker plus the appropriate weight for anti vibration treatment Sch