Detail Description It is the smallest and lightest iPhone audio charging adapter in the market. Upgraded Compatibility: Perfectly compatible with iOS 11 or later, Supports all new iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus. Plug & Play. Charge & Music & Call: Designed for iPhone 7 / 7Plus, Dual splitter allows to use headphone and charge at the same time, moreover, it also support calling function. Perfect with All Headphones: Supports microphone and all remote control on Apple Headphones. Impressive Sound Quality: Up to 48 KHz and 24-bit audio output, keep your original headphone sound quality. Also supports 3.5mm AUX in the car. Plug and Play, Tiny Size: No set up, no installation, just plug and play, small size, easy to put in pocket or wallet. Dimensions: 3 cm /1.2 inch x 1.9cm/0.7 inch Operating voltage: 5V DV Working current: 1A Wight: 2.7g Material: Aluminum shell Note: Please connect headphone and USB cable to the adapter first, then connect the adapter to your iPhone. otherwise your phone may display a message:"this device is not supported" What's included : 1 X Adapter
