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 HARMONY WITH INTERIOR: This phone's unique upright style helps it blend seemlessly with your interior, while its sophisticated silver finish exudes luxury INCOMING CALL AND MESSAGE INDICATOR: A blue indicator elegantly motifies of incoming calls and new messages ELEGANT WHITE ILLUMMINATION: The simple and elegant high level contrast white backlit inner face helps you see the display clearly NUISANCE CALL BLOCK: You can block any specific number, as well as any head string of 2 to 8 digits matching your specified numbers With subscription from your provider you can reduce unwanted calls to keep your personal time from being interupted MAINTENANCE: Regular cleaning is necessary to maintain sound performance, please clean both the earpieces and the charging terminals following the maintenance procedure in the manual.