Bluetooth: Short-range personal network originally for connecting mobile phones and headsets but now in a wide range of devices.
Wi-fi: Mid-range network for linking desktop and portable computers plus home entertainment devices, also used to provide internet access from public hot spots.
iBurst: City-wide, high-speed internet access available to desktop and notebook computers.
3G: City-wide, high-speed mobile phone network allowing telcos to offer audio, video, internet and location-based services.
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