The OEM KX-TGF380M Cordless Phone features Link2Cell technology, allowing you to sync up to 2 smartphones for making and receiving calls directly from the handsets. It includes a Call Block function that can register up to 250 unwanted numbers, enhancing your call management. The extended signal range enables usage from virtually anywhere in your office, while the high-contrast 3.4" LCD can be adjusted for maximum readability. Additionally, the noise reduction feature suppresses interference, ensuring clear voice tones during conversations.