tawm
Compass muaj ib tug xov tooj ntawm kev tshaj tawm xov xwm muaj.
Txhawm rau rub tawm thiab luam tawm koj tus kheej cov ntawv tshaj tawm thiab cov ntawv tshaj tawm thov sib tw cov ntawv tshaj tawm digital luv luv ntawm no.
Txhawm rau thov cov ntawv luam tawm uas muaj 5 x A4 daim ntawv tshaj tawm thiab ib puag ncig 50 x daim npav daim npav loj thov ua kom tiav daim ntawv thov kev tshaj tawm luv luv txuas rau saum toj no.