Bragging about your fancy new cell phone is a fleeting pleasure; after all, today's coolest models tend to be next month's paperweights. By contrast, the half-life of a cordless phone for the home is measured in years. So if you really want to be ahead of the tech curve, forget the cell-phone wars and check out the new 5.8-GHz cordless phones.
Named after the frequency of the radio wave (measured in billions of cycles per second) that carries the signal between the handset and the base station, 5.8-GHz phones promise more clarity because there are fewer devices that operate on...