Regular wallets hold your cash and cards in one place so nothing slips out. However, for a while now, there has been some buzz about RFID-blocking wallets everywhere. They look like any other wallet, ...
A big unknown when companies introduce a new technology is how individual employees will react to it. When the U.S. Department of Defense started using active (battery-powered) radio frequency ...
We face a challenge here in South Africa—and in Africa, in general. Most GSM cellular network providers operate in the ultrahigh-frequency (UHF) band of 800 MHz, 900 MHz and 1800 MHz. Since most UHF ...
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