Smarter with your Data: all your wireless options explained

Wireless is the catch-all name for a wide range of connections that, well, don't need wires. Here's the low-down on Wi-Fi, Bluetooth, NFC and the rest.

Wireless is the catch-all name for a wide range of connections that, well, don't need wires.

Here's the low-down on Wi-Fi in its various forms: Wi-Fi Direct, Bluetooth, NFC, 3G and 4G.

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