Izithonjana zesikhombi zibonisa amandla wesiginali wakho wamanje: lapho likhula inani lamabha, isignali iba namandla. Kukhona okuboniswayo lapho ifoni yakho ilanda ifayela le- file kanye nesikhombi esikhombisa ukuthi Imodi Yendiza iyasebenza. Uma ingekho inkomba, izingcingo nokuxhuma kwedatha akunakwenziwa noma kungamukelwa. Izophinde ibonise ukuxhumana okukhona njengamanje.