Earpiece & Speaker
The audio components of the Smartphone.You can hear the voice during a call by the earpiece, and the ringtone and the windows media files will be played by the speaker. You can also toggle between the earpiece and speaker during a call. See "Miscellaneous call tasks" on page 45 for details.
Jog dial
You can use the jog dial to adjust earphone/speaker/headset volume.
Increase volume
Record voice notes
Decrease volume
Infrared port
With the infrared port, you can perform sync and exchange files with a PC or other mobile devices wirelessly.
Headset socket
The headset can be plugged into this socket for
