The Panasonic KX-TG9582B expandable Digital Enhanced Cordless Telecommunications (DECT) 6.0* Phone system with answering machine and 2 cordless handsets allows you to link up to four cell or smart phones and integrate them into the phone system via Bluetooth. Includes one corded handset on the phones’ base unit and two additional cordless handsets, expandable up to twelve handsets (additional handsets sold separately). Conduct business or personal conversations simultaneously from your phone and two other phones with 3-Way conferencing. Noise Reduction automatically suppresses background interference while enhancing voice tones for clearer conversation on the telephones’ base unit & cordless handsets. Easily block up to 250 telemarketers, robocallers and other unwanted numbers with one-touch dedicated call block buttons on telephone base unit and cordless handsets. Designed with the home office in mind, you can make phone calls using Micrsoft Outlook. Connect your phone to your business or home office PC via USB to make outgoing calls to your Outlook contacts, plus receive incoming calls with a single click. To make a call just highlight the person's name on your contact list, activate the speakerphone function on the base unit or cordless handset, and click. No need to dial. To answer calls, click the incoming caller pop-up window on your display to talk hands-free on your speakerphone while you're working. Handset clarity booster, equalizer, intercom, alarm and slient mode functions tie it all together making this system one of the most reliable and functional cordless phone systems available in the market today. Guided feature tutorials are available for this cordless phone system on the manufacturer’s website. DISCLAIMER: * DECT 6.0 is a North American marketing term for DECT devices manufactured for the United States and Canada operating at 1.9 GHz.