Features:1.This USB MIC Link Adapter Connector Cable is100% Brand New2.This Link Adapter Cable is Compatible for GoPro Hero 3 3+ 4 Camera3.This great little adapter allows you to use your favorite headphones or earphones with your mobile phone4.Simplyplug in the cable into your mobile's Mini USB port and then connect your headphones and enjoy high quality sound and listen to your favorite MP3's.5.Easy to use,Simple Plug and PlaySpecifications:Type: 3.5mm Microphone Adapter CableInterface: Mini USB to 3.5mm audio jackCable Length: Approx. 6.75in (17cm)Compatible: for GoPro Hero 3 3+ 4 CameraWeight:13gPackage Include:1*3.5mm Microphone Adapter Cable for GoPro Hero 3 3+ 4Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..