1,I-Digital chip IC, iyatholakala kwifoni ehlakaniphile engu-99% Type-C. 2, Idizayini yakudala yokuqala eyingxenye yendlebe, ithambile futhi ikhululekile ukuyigqoka nokuyisebenzisa. 3, Isikhulumi sendandatho yethusi kanye ne-diaphragm eminingi yomsindo omsulwa. 4,Isilawuli kude, ukuvala/ukuvula ucingo, ingoma yokugcina nelandelayo, ivolumu phezulu/phansi, kulula ukuyilungisa.