See also:

Setting up a Bluetooth® enabled portable player
Registering a portable player in the Bluetooth® audio system allows the system to function. The following functions can be used for registered portable players: Functions and operation procedures ...

Horn
To sound the horn, press on or close to themark. ...

Making a phone call
Making a phone call Dialing by inputting a number “Dial by number”. Dialing by inputting a name “Dial by name”. Speed dialing. Dialing a number stored in the outgoing history memory “Redial”. ...