5.8.3 Dial Tone

The Dial Tone folder helps you set the dial tone parameters.

• Frequency 1 – set the dial tone frequency. The default value is 452 kHz.
• Frequency 2 – set the dial tone frequency. 
• Modulation – set the dial tone modulation:
  • continuous
  • 320/320/640/640

The factory default values are listed in Chapter 3. Tóny na telefonní lince – provozní tóny.