1,Digital chip IC, ekhoyo 99% Type-C Smart phone. 2, uyilo lwangaphambili lwesiqingatha sendlebe, luthambile kwaye lukhululekile ukunxiba kunye nokusetyenziswa. 3, Isithethi seringi yobhedu kunye nediaphragm ezininzi zesandi esisulungekileyo. I-4