How to hard reset yuntab

[kealeycadencetroye03]

I was cleaning a house that was moved out of and found a white Yuntab .screen is locked how do I reset using the pinhole reset .it has no volume buttons also when powered on it says Voyager it is 10.1"
Help how do I reset

 

[bignastyid]

http://www.tomsguide.com/forum/id-2317968/read-passwords-lock-codes-pin-numbers.html

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