Automotive hands free dialer

HFP for Linux is a Bluetooth Hands-Free Profile server.
It allows your Linux system to act as a speakerphone for your mobile phone.
It aims to be a compliant Bluetooth HFP 1.5 Hands Free implementation,
supporting all required commands and notifications, as well as streaming
audio. HFP for Linux was designed specifically for automotive computing
applications, but it can be used just as well in a desktop environment.