MOTOROLA T505 Bluetooth In-Car Speakerphone with Digital FM Transmitter Portable media players and music handsets will allow you to beam music via the T505 The T505 can either play it through speakers, or transmit it via FM to your car stereo It scans for clean frequencies, and when it finds one, it says aloud, "Tune your radio to 90.7. Palm-sized speakerphone is mounted in a car to offer handsfree calling as long as you are using a compatible handset with bluetooth functionality One year manufacturers warranty.