1.reduce cell phone radiation by 99% 2.patented in china, Germany,PCT certificate 3.air tube technology, delicate appearance WHO REPORT Lyon, France, May 31, 2011- The WHO/International Agency for Research on Cancer (IARC) has classified radiofrequency electromagnetic fields as possibly carcinogenic to humans (Group 2B), based on an increased risk for glioma, a malignant type of brain cancer, ...