-Support Compatibility: This adapter is designed for iPhone devices and supports all IOS version. The headset remote control headset adapter. -HIGH QUALITY AUDIO: 3.5mm jack audio headset, support lossless output up to 24bit 48kHz. -Versatile Headphone Adapter: Can charge and listen to music at the same time 2 in 1 audio auxiliary headphone jack + charging adapter. -Plug and Play: The adapter uses high quality ABS material, the latest version of the chip for manufacturing. -PORTABLE DESIGN ： Portable to carry small and portable, easy to put in your bag / pocket.