I-3 * 4 ye-4 * 4 ye-Permatic ye-PVC ye-PVC ye-PVC ibhekisa kwinkqubo yokubonisa ephathwayo eyenziwe ngenkqubo ye-PVC esebenzisa indlela ye-PVC esebenzisa indlela yemagnethi esebenzisa i-tagnetic yokuseta ngokulula kunye nokugculela. Ubungakanani bokuma ziimitha ezi-3 kububanzi obubanzi kwaye buziimitha ezi-4 ukuphakama, ukubonelela nge-backdrop enkulu yokubonisa iimveliso okanye ukuphakamisa iimpawu kwimiboniso yorhwebo, imiboniso, okanye imicimbi. Imagnethi yemazibuthe yentwasahlobo ivumela intlanganiso ekhawulezayo nengasebenziyo ngokusebenzisa iiphaneli ze-PVC kwizakhelo zemagneti. Olu hlobo lomboniso lumele lukhaphukhaphu, luhlala luhleli, kwaye lunokwenziwa ngokweziqengqelekayo okanye uphawu ukwenza umboniso wokubamba kwamehlo.
Imodyuli yokubonisa umlinganiswa sisixhobo esisetyenziselwa ukubonisa abalinganiswa okanye isicatshulwa kwisikrini okanye kwiphaneli yokubonisa. Ngokwesiqhelo iqulethe isikrini sokubonisa, umlawuli, kunye neseti yamathala eempawu okanye amathala eencwadi.
Isikrini sokubonisa sinokuba yi-LCD (i-Crystal yekristali), i-LED (i-Diat-Ect-Ectting Diode), i-Diode ye-Diode), i-Orgaic Ead (i-Organic), okanye naluphi na olunye uhlobo lwetekhnoloji yokubonisa. Umlawuli unoxanduva lokufumana idatha yempawu okanye imiyalelo ukusuka kwi-microcontroller okanye ikhompyuter kwaye uguqule kulwazi lwe-pixel olunokuboniswa kwiscreen.
Amathala eencwadi afanelekileyo okanye amathala eencwadi efonti aqukethe iipateni zomlinganiswa omiselweyo okanye iifonti ezinokusetyenziselwa ukubonisa isicatshulwa okanye iisimboli. Ezi layibrari zihlala zigcinwa kwi-ROM (imemori yokufunda kuphela) okanye inokulayishwa kwimemori yemodyuli.
Iimodyuli zokubonisa iimodyuli zihlala zisetyenziswa kwizicelo ezahlukeneyo apho isicatshulwa okanye oonobumba kufuneka baboniswe, iinkqubo zokulawula umzi-mveliso, izixhobo zezonyango, ezinye izinto zentengiso, kunye nabanye abaninzi. Banika indlela elula nefanelekileyo yokubonisa ulwazi ngendlela efundekayo.
Ezinye iimodyuli zokubonisa umlinganiswa zikwaxhasa izinto ezongeziweyo ezinjengesibane esingasemva, okanye iimvakalelo zombala, okanye iindlela zombala. Banokutoda kunye nabagcini be-microtrontrolle okanye iikhompyuter ezisebenzisa iiprothokholi zonxibelelwano ezifana ne-I2C (isekethe edityanisiweyo), i-SPI (i-Spipheal Spierhel), okanye i-UART (i-ARTALS).
Ngokubanzi, iimodyuli zokubonisa zomlinganiswa zibonelela ngesisombululo esifanelekileyo nesiguquguqukayo sokubonisa abalinganiswa okanye isicatshulwa kwizicelo ezahlukeneyo, ezenza ukuba benze icandelo elibalulekileyo kwizixhobo ezininzi ze-elektroniki. 
