Protection against the effects of electromagnetic radiation at home, in the office, school or any other building space within range. More specifically, Harmony XL compensates for the potential effects of Wi-Fi, WiMAX, 3G – 4G, lower end 5G frequencies, Bluetooth, DECT wired telephones, relay antennas, satellite communications, electrical networks from low to very high voltage, geo-biological disturbances, microwave ovens, low consumption light bulbs, Smart meters and other similar Smart technology, CPL (Carrying Currents Online), transport (car, plane and train)

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