is support USB OTG this model?my A7 doesn't connect to usb mass storage!!!!!my Android is upgrade to 7 but it can't connect yet.please give information about my problem if this model support otg usb device. thanks
thanks anyway. please send a picture of it and that's spec box for me by whatsapp on 00989307072244 if you can. thanks again. this is very important for me.
