The Radiation Protection Headset contains a base and a common receiver with a 1.4 m long cable. You can plug the headphone jack of your device into the base and can connect to the caller with the headset’s receiver. Receiving or making calls with this Anti-Radiation Earphonewill create a distance between the person’shead and cell phone meaning you are not directly coming in the radio frequency radiations that ultimately minimizing the risk of diseases.https://www.amazon.in/Radiation-Earphone-Headphones-Microphone-Protection/dp/B07DT9F6M5https://www.youtube.com/watch?v=sM0GmQOIK2A