Accessory handset only-requires a DS6771-3 series phone to operateMake and receive landline and cellular callsConnect to BLUETOOTH™-enabled cellular phones to make and receive cellular calls with the ease and comfort of a home phone system. Avoid the mad dash to catch your cellular call before it goes to voicemail.Siri®, S Voice® and Google Now™ accessWith the touch of a button, you can tap into your mobile phone''s Siri®, Google Now™, or S Voice® service via your home phone. Even if your smartphone is in another room, you can dial a call, draft or read a text, and get answers to questions like, "What is the weather today?" using voice commands.Mobile notificationsKnow when your Android® mobile phone receives a text, email or social media update. Each handset beeps and displays which kind of message was received. You can also receive calendar reminders through the system.Take advantage of your home''s strongest cellular signalJust place the base unit where cellular reception is best, then enjoy the freedom to make and receive cell calls using your cordless handsets anywhere in your home.Virtual multi-line operationConnect a cellular line and landline to your cordless system. Then, enjoy the freedom to make and receive calls on both lines-all at once. Download and store your cell phone directory Contact share-Hand-pick the mobile phone contacts you want to add to your system Caller ID share-Add contacts from your landline system to your mobile phone Easily register your cell phone Full-duplex handset speakerphone Caller ID/call waiting-stores 50 calls Backlit keypad and display Call block ECO mode power-conserving technology DECT 6.0 digital technology Intercom between handsets and headset Conference between an outside line and up to 2 cordless handsets Voicemail waiting indicator Last 10 number redial Mute Any key answer Volume control Trilingual prompts-choose between English, Spanish and French