SHINA 3.5mm External Microphone Clip On Mic + Adapter Cable for GoPro Hero 3 Hero 3+ Clip-on Mic for Gopro Hero 3, 3+, Camcorders/Omni directional condenser microphone High-quality Mic is ideal for video use/This great little adaptor allows you to use your favourite headphones or earphones with your mobile phone. Simply plug in the cable into your mobile's MiniUSB port and then connect your headphones and enjoy high quality sound and 5.listen to your favourite MP3's. Use this mic adapter to connect any external 3.5mm microphone to your HERO3 camera. 7.Mini USB to 3.5mm Headphone Jack for Mobile Phone./Simple Plug and Play. Allows you to use any headphones with your mobile phone.