While on a call,
you will be alerted that you have an incoming call with two separate
tones/tone patterns.
Ask the party you
are talking with to hold while you take the other call. Then quickly
press and release the switchhook. You are now connected to the second
party and can switch back and forth between calls using the switchhook
or until you or one of the other parties hangs up.
or
To end the conversation with the first party press the
switchhook for more than one second or hang up. (If you hang up the telephone,
you will hear ringing to indicate that you have another call.)