产品名：MFi Lightning Amplifier
* Apple MFi product
* Hi-Fi product
* Strong sound power. While you listen to the bass, you can feel the strong power. It just like distinguishes between the clear photo and the blurred one.
* Take incoming call while listening music
* Adaptive for American and Europe standard headphone.
* Supports bank U key (with 3.5mm audio plug).
* Supports the full functionality of the Apple earphone with remote and mic (volume +/- and Siri are ok)
* Low power consumption