BLU Studio 5.5 - Manual (Page 6)

6
Call Functions
At the dial keyboard, enter the phone number and then click the dial
key. If dialing an extension, you may click the dial pad icon in the
bottom of the screen to open the interface and enter the number of
the extension.
Call Logs
Every telephone number called and received w ill be saved in the
phones call log. All numbers in the call log can be dialed directly by
clicking the dial icon on the right side of the screen. When the
number appears on the list, click it to view details.
Proxim ity Sensor
The proximity sensor determines how far aw ay an object is from the
device. During the call or w hen you place the phone close to the ear,
the backlight w ill turn off automatically w hich conserves battery and
prevents inadvertently touching.