The RF Safe Air-Tube Headset was developed using an air tube to keep potentially harmful radiation away from your head. Where the non-conductive silicone air-tube starts is where the RF radiation drops off creating the distance you need to avoid harmful RF from penetrating directly into your head.

Air-Tube Headset iPhone Model Chart

iPhone (1st generation) – iPhone 3G – iPhone 3GS – iPhone 4 – iPhone 4S – iPhone 5 – iPhone 5C  – iPhone 5S