Ordinary telephone – the voice of the past or part of a fashionable design?

A telephone ring may be heard in every house and firm. Nowadays a phone call is one of the most common way of communication. Mobiles are very widespread, nevertheless ordinary telephones are still in use, especially in goverment and by elderly people. Is this piece of electronic equipment going to despaired in the next 10 years? Stationary phone surprisingly has large number of upsides.