Wi-Fi ci a wireless fidelity internet khau thua kul ngawl i zak sia, a hai ngawl hong bo tu a, Li-Fi ( Light Fidelity )be bek ki zang tu hi.
Li-Fi sea i meidet a tang te zui a vawt hi a, tu i zak te sang a za 100 man lang zaw,muan huai- security -pha zaw, a signal na pang ( inn um na te ) pai let zo ngawl a, network zak na tu muan huai zaw ci hi.
A speed a test na a 224 gigabits per second hat zo ci zen hi.
Thu cing a sim nuam te : http://www.dailymail.co.uk/sciencetech/article-3460711/Forget-Wi-Fi-ready-Li-Fi-Ultrafast-new-technology-100-times-faster-current-systems-using-LIGHTS.html
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