What is phones work both ways?

Phones that work both ways refer to devices that can be used for both incoming and outgoing calls. They are equipped with both a microphone and speaker which enables the user to speak and listen during a call. These phones typically operate on telephone lines or cellular networks and can be used for both personal and professional communication. They can be basic feature phones or advanced, hi-tech smartphones, depending on the user's needs and preferences. Phones that work both ways are essential communication tools in today's world, facilitating instant and effortless communication with people anywhere in the world, at any time.