Panasonic KX-TGF574S Link2Cell BluetoothCordless Phone with Voice Assist and Answering Machine - 4 Handsets Four Handset Cordless Telephone with Link2Cell and Remote Voice Assist Sync up to 2 smartphones to make and receive cell calls throughout the house via Bluetooth. Access the convenience of Siri, Google Now and S Voice from your handsets with one-touch Voice Assist. Hear clear Talking Caller ID alerts in English and Spanish on handsets and base unit when calls are received, Talking Low Battery tells you when handset power is low Easily block up to 250 telemarketers, robocallers and other unwanted caller numbers with dedicated Call Block buttons on base unit and handsets Enjoy additional conveniences including voice paging, full duplex speakerphone, power back-up operation, baby monitor, noise reduction, headset jack and more!