C1S ivory board yog ib hom ntawv.Feem ntau, cov khoom ntawv ntawm cov qib GSM sib txawv muaj cov ntawv thov sib txawv.Piv txwv li, cov ntaub ntawv uas hnyav dua yog feem ntau siv rau kev luam ntawv thiab sau ntawv, thaum cov ntawv hnyav dua thiab tuab dua yog siv rau kev caw, daim npav tos txais, thiab kev lag luam ca ...
Nyeem ntxiv