Telephone line tones – operational tones, Dial tone, Ringing tone – 2N Fixed line replacement with 2N SmartGate - Manual v1.1.2 User Manual

Page 15: Busy tone, Description 2.1

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Telephone line tones – operational tones, Dial tone, Ringing tone | Busy tone, Description 2.1 | 2N Fixed line replacement with 2N SmartGate - Manual v1.1.2 User Manual | Page 15 / 89 Telephone line tones – operational tones, Dial tone, Ringing tone | Busy tone, Description 2.1 | 2N Fixed line replacement with 2N SmartGate - Manual v1.1.2 User Manual | Page 15 / 89
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