1.All products we sell are 100% New Original Factory packing in good condition and have been tested before they are shipped. We will try our best to avoid any quality problems. 2.We will offer the technical support by experienced staff, which have undergone rigorous testing and certification! 140ARI03010 140CRP93100 140CRA93100 140CRA93200 140XTS00200 140DDO35300 140DDI35300 140CPU43412A 140CPS11420 TC-CCR014 STBDAI7220K