Oral B mengeluarkan sikat gigi dengan chip RFID
The brushheads feature oscillating-rotating technology for plaque removal between teeth and along the gum line. Both of these brushheads contain a smart chip to communicate with the electronics inside the toothbrush handle wirelessly using the 2.4 GHz ISM band.
Kepala sikat dilengkapi chip RFID
Source : http://februari61.wordpress.com/category/teknologi/r-f-i-d/
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