21.   The detail in this case is the phone jack.

22.   The e-mail PostBox from Vtech plugs into a standard phone jack and offers easy use, large letters on a clear screen, a full-size keyboard and compact design.

23.   The machine plugs into a standard phone jack.

24.   The modem is connected to a phone jack with simple snap-in clips, the same as a telephone.

25.   The problem is not the phone lines, but the phone jacks, which are different for each country.

26.   The phone jacks do not pass along the second line of a two-line phone.

27.   There is a phone jack, and the whole unit swivels, so it can be used to rotate the monitor.

28.   They can plug regular phones into existing phone jacks.

29.   They will need to install a special network card into their computer or buy an inexpensive device that connects between a parallel or USB port and a phone jack.

30.   This is a plug that looks similar to a modular phone jack, but bigger.