Incazelo emfushane:

1，I-Digital chip IC, itholakala ngo-99% Ifoni Ehlakaniphile Yohlobo C.
2, Idizayini yasekuqaleni yengxenye yendlebe, ithambile futhi ikhululekile ukugqokwa nokusetshenziswa.
3, Isipikha sendandatho yethusi kanye ne-diaphragm eminingi yomsindo omsulwa.
4, Isilawuli kude, shayela/vala, ingoma yokugcina nelandelayo, ivolumu phezulu/phansi, kulula ukuyilungisa.