The Panasonic KX-TGF320EM Corded & Cordless Phone Combo is great for home ofices, combining a corded phone with a cordless handset. It gives you the flexibility to take calls wherever you are in the house. With its large 3.4" tiltable display, it's easy to see who's calling. Its Noise Reduction feature helps cut down background sounds while you're on a call. And with up to 40 minutes of answering machine recording time, you can catch up on important messages when you've been away.GAP compatibility - add compatible handsets if you need extra phones around the houseDo Not Disturb mode -  mute calls except from certain contactsCall Block buttonCaller IDCall transfer featureAlarm function