Qhov screen qhia kev tsheb npav yog dab tsi

Cov ntxaij vab tshaus qhia kev caij npav, tseem hu ua hluav taws xob nres tsheb npav, cov paib ntse hluav taws xob nres, thiab cov npav nres tsheb digital, yog cov khoom siv hluav taws xob muaj kev taw qhia kev caij tsheb uas muaj peev xwm tso saib cov ntaub ntawv qhia txog txoj kev, cov ntaub ntawv chaw nres tsheb, lub suab ceeb toom, duab qhia, thiab lwm yam ntaub ntawv ntawm tsheb npav , subways, thiab tsheb tavxij, pab cov neeg caij tsheb nkag siab txog txoj kev, chaw nres tsheb, thiab ib puag ncig ib puag ncig, ua kom yooj yim rau cov neeg caij tsheb. Piv nrog rau cov ntawv ib txwm siv lossis LED dot matrix cov ntxaij vab tshaus, qhov tshiab ntse hluav taws xob cov neeg caij tsheb qhia kev tshuaj ntsuam yog qib siab dua thiab tuaj yeem ua tiav ntau txoj haujlwm, xws li nthuav tawm cov npe tag nrho cov npe nres thiab nce / nqis, kwv yees qhov chaw nres tsheb tom ntej, qhia txog cov xwm txheej ntawm cov chaw nres tsheb. ceg hla txoj kab los ntawm kev hloov xim, sib txuas lus nrog lub chaw nres tsheb npav kom tau txais qhov chaw nres tsheb tam sim no thiab cov ntaub ntawv nraaj, txhawb cov ntawv nyeem, duab thiab video playback, khaws cov ntaub ntawv kab thiab cov ntsiab lus tshaj tawm, thiab lwm yam npe menyuam yaus rau cov ntxaij vab tshaus tsheb npav suav nrog cov ntaub ntawv tsheb npav cov ntxaij vab tshaus hluav taws xob, tsheb npav hluav taws xob nres cov paib, npav npav digital hluav taws xob nres cov paib, thiab cov paib ntse hluav taws xob nres.