Winloop Gold Plated 2.5mm Female Jack to 3.5mm Male 4 Poles Jack Stereo Full Metal Earphone Audio Headphone Adapter Connector Converter Supports Both Microphone/Mic and Headphone Functions (2 Pack)

Interface Process: Gold Plated Type: 2.5mm Female to 3.5mm Male adapter Shell Material: Aluminum Shell Process: Electroplate Applicable Devices:Phone/computer connect old 2.5mm earphone/speaker Compatible with Apple iPhone, iPad, iPod, Samsung Galaxy Phones, Galaxy Note Phablets, HTC, Nokia & Most other Smartphones & Tablets Note: This adapter compatible for all type of no mic function earphone. If your earphone/headphone with Mic Function,please check it is CTIA Standard Jack or OMTP Standard Jack, as this adapter only suit for CTIA Standard Jack Earphone but not compatible for the OMTP Standard Jack Earphone. The difference of CTIA Standard Jack or OMTP Standard Jack Earphone/Headphone: 1.The 4 poles connection sequence of CTIA Standard Jack earphone is : Left Channel, Right Channel, Earth Wire, Mic 2.The 4 poles connection sequence of OMTP Standard Jack earphone is: Left Channel, Right Channel, Mic, Earth Wire So please double check the standard of your earphone/headphone is CTIA Standard Jack or OMTP Standard Jack before purchase this adapter. Of course, if your earphone with no Mic function, then no worries, it will suit well.