Phone features are a variety of functions that can be found on modern phones. Redial is a feature that allows users to quickly call the last number they dialed. CAMERA is a feature that allows users to take pictures and videos with their phone. DIAL is a feature that allows users to manually enter a phone number to call. HOLD is a feature that allows users to put a call on HOLD while they do something else. CallerID is a feature that displays the phone number of the person calling.