Firstsing Mini Bluetooth Converter Adapter for iPhone to 3.5mm Audio Jack with phone charger Jack

Material:imported ABS+PC
Color:white/black
Audio transfer mode:bluetooth 4.0,get power from phone
Applicable models:IOS 7/8/910.3+
Note:support call
Small size,compact structure,close to the apple product design,with the iPhone togethe.
Metal interface,using galvanizing process,48 hours salt spray test standards,high pressure corrosion.
Fit the interface of the height.
Most of the hack product can not be used normally after IOS 10.3 syatem,our product team add the bluetooth chip to original product,get power from phone,in the meantime,the volume will not increase.
Charge and listen to music at the same time,phone call,music play/pause.