Description: Built-in MIC with answer and on/off button Air tube can reduce 98 percent radiation Soft silicone earplugs wear comfortable and healthy 3.5mm standard plug suitable for mostly of main stream mobile phone with 3.5mm Aux jack There is a switch on CNC. "I" means for Apple's cell phone, "N" means for Android's cell phone Special collar clip, convenient to fix headphone and microphone, ensure the quality of answering the call Specification: Plug: 3.5mm Earphone Length: Approx. 1.2M/3.9FT Package Includes: 1 Piece 3.5mm Air Tube earphone
