Telephones can be corded or cordless and use analog or digital technologies. Cell phones are cordless, usually digital devices that are specified as dual-band or tri-band to indicate the combination ...

some phones were wireless — just like your smartphone — but they couldn’t get a signal more than a few hundred feet away from your house for some reason. These were ‘cordless telephones’.

CompareSelect for product comparison, Panasonic KX-TGM420EB Big Button Digital Cordless Telephone with Hearing Aid Compatibility, Nuisance Call Block and Answering Machine, Single DECT Email when ...