How do I do factory reset?

[AC Question]

factory reset

itouch tablet china model i728 no reset button only power & Volume how can do factory reset to remove pin code need to unlock my device

 

[B. Diddy]

Re: factory reset

Welcome to Android Central! Did you forget your PIN? Is this some device that you haven't been using for a while? If you've been using it daily, how did you forget the PIN?