User's Manual

2.2 Using Handset/Hands-free Speaker/Headphone
 Using Handset
To talk over handset, user should lift the handset off the device and dial the number, or dial the number
first, then lift the handset and the number will be dialed. User can switch audio channel to handset by
lifting the handset when audio channel is opened in speaker or headphone.
 Using Hands-free Speaker
To talk over hands-free speaker, user should press the hands-free button and then dial the number, or
dial the number first and then press the hands-free button. User can switch audio channel to the
speaker from handset by pressing the hands-free button when audio channel is opened in handset.
 Using Headphone
To use headphone, by default, user should press the headset button, which is defined by DSS key to
turn on the headphone. Like the handset and hands-free speaker, user can dial the number before or
after the headphone is turned on.
 Using Line Keys (Defined by DSS Key)
User can use line key to make or answer a call on specific line. If handset has been lifted, the audio
channel will be opened in handset, otherwise, the audio channel will be opened in hands-free speaker
or headphone.
Please connect power adapter, network, PC, handset, and headphone to the corresponding ports as
described in the diagram below.
Figure 2 - Connecting to the Device
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