Product Warranty : 7 Days Replacement
Xiaomi Piston 3 Earphone With Mic Replica A+ Grade
Volume buttons are invail for IOS devices(Iphone, i pad).
There is a slight difference on remote control between different batches of this product in China, and Xiaomi company has given relevant official explanation.
There is whether or not a point in the remote control all the original.
Both products were shipped, do not accept the specified.