10
(
Left third
)
(Right second
)
WAN Internet interface
Specification RJ45, connect it
to network.
(
Right first
)
Handset interface
Specification RJ9, used to
connect the Handset to the
phone.
Interface illustration picture 2
Name
Meaning
(Left)
USB interface.
Connect it to USB disk.
(Center)
Headset interface.
Connect the Headset.
Multi-media Video Phone UTT-990 User Manual