[Jeff Lau]'s Mitsubishi 3000GT comes with all the essential features you'd expect in a fancy sports car from 1993: pop-up headlights, movable spoilers, and a fully-functional telephone handset in the
Making a Bluetooth adapter for a Car Phone from the 90's Electronics Forum (Circuits, Projects and Microcontrollers)
Making a Bluetooth adapter for a Car Phone from the 90's, Page 8
Vintage Car Phone Bluetooth Project
Bluetooth, Hackaday
Handsfree Wireless Bluetooth Kit Compatible with Custom Autosound USA-630 USA-630 II Secretaudio SST Secretaudio SRMS
Making a Bluetooth adapter for a Car Phone from the 90's Electronics Forum (Circuits, Projects and Microcontrollers)
Sony XAV-AX4000 Digital multimedia receiver (does not play discs) at Crutchfield
Dual DMCPA70BT Digital multimedia receiver (does not play discs) at Crutchfield
Vintage Car Phone Bluetooth Project
Making a Bluetooth adapter for a Car Phone from the 90's, Page 8
Upgraded Bluetooth FM Transmitter for Car, Wireless Radio Adapter Kit W 1.8 Color Display Hands-Free Call AUX in/Out SD/TF Card USB Charger QC3.0 for All Smartphones Audio Players - Black
Vintage Car Phone Bluetooth Project
Making a Bluetooth adapter for a Car Phone from the 90's, Page 13