22call in its call log .Voice TransferDuring a call, you can change a call from Bluetooth mode to phone by tapping Transfer button.To have a call in Bluetooth mode again, tap Transfer button.NOTE: the phonebook only supports Western Characters. Any difference in character will beshown such as “ + , * or # ”.2.BT PHONE BOOKThe unit can downloading the data from phoneautomatically when the pairing between a phoneand the unit be completed.The unit displays the data which have beendownloading from a phone.Select a number and tap Send button to make acalling. Press the PB-DOWN button, phonebook willbe updated and downloaded with new phonebook.3.Call history modeTap HISTORY button to see history mode.The unit can download automatically all the datefrom the mobile Phone.Dialed /Received/Missed calls are saved in Historymode .Tap Up/Down arrow load previous/nexthistory record.The calls in each category are orderly saved fromthe latest one to the final one..Select a number and tap Send button to entercalling mode.4.(A2DP) Music ModeTap MUSIC button to listen music in Bluetoothmode.Tap the button for ‘music’ in Bluetooth main menu.You can select the function with the key forprevious, play / pause, stop, and next.A2DP (Advanced Audio Distribution Profile) MusicPlayerA2DP is a function which can receive the audio frequency signal from the mobile phone,amplified by the car audio and played out by the car speakers.Notice: your mobile phone need to support A2DP.Tap the buttons on the screen as shown, or press corresponding buttons (PAUSE/PLAY,STOP, PREVIOUS/NEXT) on remote control to play, pause, play previous, or next music file.