yueton Straight 2.5mm Female to 3.5 mm Male & Elbow 2.5mm Male to 3.5mm Female Stereo Audio Jack Adapter Cable for Headset, Headphone, Pack of 2 Pack of 2 stereo audio jack adapter cable 1 2.5mm female to 3.5mm male cable+1 2.5mm male to 3.5mm female cable Phone Headset to Smartphone Adapter Reduce Electromagnetic Radiation (EMR) caused by cell phones and bluetooth headsets Compact and portable, light weight