Rau lub khoos phis tawj desktop lossis laptop ntawm qhov tso zis, Hom C tsuas yog ib qho interface, zoo li lub plhaub, uas nws txoj haujlwm nyob ntawm cov txheej txheem txhawb nqa sab hauv. Qee qhov Hom C interfaces tsuas yog tuaj yeem them, qee qhov tsuas yog xa cov ntaub ntawv, thiab qee qhov tuaj yeem ua tiav kev them, xa cov ntaub ntawv, thiab cov teeb liab video tib lub sijhawm. Rau qhov tso saib ntawm qhov kawg tso zis, tib yam yog qhov tseeb rau kev muaj Hom C interface, uas tsis zoo ib yam li muaj ntau yam haujlwm. Txawm li cas los xij, txhua lub monitors uas siv Hom C interface ua lawv qhov chaw muag khoom tuaj yeem txhawb nqa cov teeb liab video thiab rov qab them.