Truly versatile 3.5mm plug metal ear earbud headphones bass fidelity headphones with built-in microphone and for iOS devices and Android devices compatible mobile phone headsets, noise canceling headphones, computer headphones, MP3 earphones, headphones, sports headphones, headphone , voice headsets, video game headsets, walkie-talkie headset, generic volume control and most other smartphones (Metal Headphones-Silver)