SUSTAINABLE PACKAGING: As part of Panasonic’s commitment to reduce its environmental impact this product comes with digital operating instructions via a QR code to encourage customers to re-use their existing one DIGITAL VOICE: Panasonic phones are digital landline ready. After your landline service moves to digital voice (VOIP), the old telephone sockets in your home will no longer work. Please connect the telephone cord to the internet router according to your internet provider's instructions AUTOMATED CALL BLOCK: Filter unwanted calls before the phone rings. If the number is not stored in your phonebook, the caller will be asked to press a number before the call is connected. Calls from an automated source are disconnected before ringing DEDICATED NUISANCE CALL BLOCK BUTTON: Block unwanted calls with ease using the dedicated button. When the phone is ringing or even mid-call, you can press the Call Block button to add the caller to your blocked list to prevent them from bothering you again TALKING CALLER ID: Identify the caller without looking at the handset. The base unit will announce the caller so that you know who is calling ADVANCED ANSWERING MARCHINE SYSTEM: Catch answering machine calls whether you are at home or away. At home the base unit can alert you with a sound. Away, it can send you send an alert via a call to a preregistered phone number