It is also right that we should extend it to car phones.
Strict regulations must be introduced on car phones.
To prevent further cloning all official car phones are being upgraded to a global system for mobile communications models operating on digital networks.
At the moment there are 250,000 car phones in use, and in two years that figure will double.
However, the companies estimate that there are approximately 50,000 portable telephones and 210,000 car phones in use.
They also have access to car phones in five official vehicles.
The car phone could also be paged.
In the 1980s, the car phone was more popular than the regular mobile phone.
