repairs for more than 8 times

Really don know where to start about the nebula tablet I took but I really regret taking hand sets from fone choice...in Oct this year I will be done with paying this tablet but I have hardly used used it as it has been going for repairs now and again Im even sick n tired of callingnfor the same problem and whether they.can replace it makes no diference because its the same prblem and u.must pay every.month whereas the device is used for less than a.month then it freezes pr restarting.f