Bad quality
Conclusions: I bought it during 10th anniversary for 120$. Even with this price, it isn't worth.
WIFI is really bad. You only can use the tablet in the router's room. If not, the speed in both systems makes the tablet unusable.
Tablet cannot handle a TV, if you connect it with HDMI, it crashes (I attach an image)
A Pipo w3f (2g RAM, z3735) is smoother in both systems. I cannot recomend this tablet at all.
PD: Banggoods's service 10/10, I returned the tablet and the pay the half of the shipping cost. They always