TomTom FM Transmitter Mount for the Go 510, 710, 910 (Discontinued by Manufacturer) Wirelessly connects your Go 510,710, or 910 to your vehicle's audio system Listen to Go's music, voice instructions and phone calls through your vehicle's speakers Seamless integration ensures music stops for voice instructions and hands-free calls Connect your iPod via the iPod Connect Cable (not included) Requires version 6.524 or higher of the TomTom application