The phrase "blue tooth" refers to a technology that lets devices like phones and computers connect and communicate with each other wirelessly over short distances. Full definition
Vehicle has satellite radio included along with blue tooth phone and music player. (autolist.com)
Finally a convertible I can talk on the phone via blue tooth without all the wind noise in the background! (cars.com)
It came standard with a back up camera, blue tooth for my phone, tilt and telescoping wheel, cruise control, and power windows and mirrors. (autolist.com)