The Panasonic KX-TGD563M expandable DECT 6.0 Link2Cell Bluetooth Enabled Phone with answering system and 3 cordless handsets, allows you to link up to two cell or smart phones and integrate them into the phone system via Bluetooth, no landline required. Access the convenience of Siri, Google Now and S Voice from your handsets with one-touch Voice Assist. All of your contacts stored into your cell or smart phone can be shared with this phone system allowing you access to their phone numbers right from the handset. Hear who's calling from across the room without having to get up with text-to-speech announcements in English and Spanish from the base unit and cordless handsets in the home/home office. Easy call block, speakerphone, and advanced TAD (telephone answering device) functions tie it all together making this system one of the most reliable and functional systems available in the market today.