User's Manual

3 Overview
8
3.2.4 Bottom and Top
EF501
1
2
3
4
5
EF501R
1
2
3
4
5
No. Name Description
1
Barcode scanner Scans barcodes by emitting a red laser when you press the related button.
2
Headset jack Connects to the headset.
3
Secondary
microphone
Acts as sub microphone, removing noise and echoes.
4
Primary microphone Captures sound for calling, video recording, and speech recognition.
5
Charging contacts Allows the device to be charged.