Good Quality 100% copper.MINI?USB male to USB female adapter.High quality?MINI USB Host OTG?Cable.Compatible with other?many Tablets/Mobile?which support the USB OTG Function.Connect your peripheral devices like mice, keyboards and more to your portable electronics such as cell phones, eReaders, tablets, and laptops with this mini USB OTG (on-the-go) to USB 2.0 adapter.