3-Way Calling adds a third person to your conversation.
1. Briefly press and release (do not hold down) the receiver button or press the flash button to put your first call on hold.
2. Listen for a dial tone.
3. Dial the second party. You can talk without including the first call.
4. Press and relase the reciever or flash button to bring the fist call back on the line.
5. All three parties will be on the line.