▍Mawu Oyamba

ANATEL(Agencia Nacional de Telecomunicacoes) ndi bungwe lovomerezeka la National Communications Authority ku Brazil, lomwe makamaka limayang'anira kuzindikira kwazinthu zolumikizirana. Pa November 30, 2000, ANATEL inatulutsa RESO LUTION No. Chilengezo cha RESOLUTION No. 303 pa June 2, 2002 chinali chiyambi chovomerezeka cha ANATEL certification yokakamiza.

▍Kuyesa kwa Standard

● Chitanipo kanthu: Chitanipo kanthu. 3484 ponena za IEC 61960-3:2017 & IEC 62133-2:2017

● Kuchuluka kwazinthu: mabatire omwe amagwiritsidwa ntchito pafoni yam'manja

▍MMphamvu ya CM

● Ndili ndi zaka 17 zachidziwitso cha malonda a batri ndi kuyezetsa, chuma cholemera, dongosolo lautumiki wabwino ndi gulu lapamwamba laukadaulo, titha kupereka ziphaso zaukadaulo ndi kuyesa mayankho kwa makasitomala.

● Takhazikitsa ubale wabwino ndi mabungwe angapo ovomerezeka ndi boma ku Brazil, opereka mayankho osiyanasiyana komanso ntchito zolondola komanso zachangu.