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4.3 What is This Tone?
4.3.1 What is This Tone?
While on-hook
Ring Tones
The following tones are
programmable allowing
recognition of call type (Outside,
Intercom or Doorphone).
Tone 1
1 s
Tone 2
1 s
Tone 3
1 s
Tone 4
1 s
When going off-hook
Dial Tones
Tone 1
Normal
1 s
User Manual 247
4.3.1 What is This Tone?