Specifications
Manuals
Brands
Yealink Manuals
Computer equipment
SIP-T4X
21
22
23
24
25
26
27
28
29
30
User Guide
for the S
IP
-
T4
2
G
IP Phone
18
The
idle scr
e
e
n
d
i
sp
l
ay
s
the
lab
el of the cu
rrent acc
ount,
tim
e and
d
ate, a
nd fou
r
s
o
f
t
k
e
y
s.
1
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28
29
30
31
32
...
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