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Topcom Butler E400 User Manual page 29

Topcom cordless telephone user guide
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Available languages
  • EN

Available languages

  • ENGLISH, page 23
3.6
Internal call transfer
1
INT
2
4
5
6
GHI
JKL
MNO
3
INT
4
3.7
Conference call
1
INT
2
5
6
4
GHI
JKL
MNO
3
#
INT
4
3.8
Speaker volume during call
1
3.9
Display of call duration
3.10
Microphone mute
1
2
3.11
Pause key
1
#

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