Features: 1.This USB MIC Link Adapter Connector Cable is100% Brand New 2.This Link Adapter Cable is Compatible for GoPro Hero 3 3+ 4 Camera 3.This great little adapter allows you to use your favorite headphones or earphones with your mobile phone 4.Simply plug 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 Play Specifications: Type: 3.5mm Microphone Adapter Cable Interface: Mini USB to 3.5mm audio jack Cable Length: Approx. 6.75in (17cm) Compatible: for GoPro Hero 3 3+ 4 Camera Weight:13g Package Include: 1*3.5mm Microphone Adapter Cable for GoPro Hero 3 3+ 4 Note: 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. .