![background image](http://html.mh-extra.com/html/bluebird/ef501/ef501_user-manual_2777322011.webp)
3 Overview
5
3.2 Your Device
3.2.1 Front
EF501
EF501R
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No. Name
Description
1
Receiver
Allows user to hear the person they are talking to while on the phone.
2
Charging LED
Indicates the status of the battery. The charging LED turns red when the
battery is charging and turns green when the battery is fully charged.
3
Touchscreen
Displays apps and acts as a multi-touch interface.
4
Left button
Functions as the barcode scan button. You can also change the functions of
the Left button. For more information, refer to
.
5
Volume up button
Turns the volume up.
6
Volume down button Turns the volume down.