As the title says I am going to buy a tablet under 15k
According to market search I have the following options
Docomo dtab
Docomo LG g pad 8
Xperia z4
Lenovo tab 3 essential 7 (new)

My requirements
YouTube and videos playback.
Good screen 8" inches at least
Good sound

Kindly suggest me if I should buy these importes used docomo tabs or any other
Thank you

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