Operations during a call

Adjust call sound quality.

  1. Touch [Speech Quality].
  2. Touch T or Uto adjust each parameter.

[Microphone Level]

Adjust the level of microphone gain. Default is “0”.

[Echo Cancel Level]

Adjust the level of echo cancellation. Default is “0”.

[Noise Reduction Level]

Reduce the noise generated in the surrounding environment without changing the microphone volume.
Use this function when the voice of caller is not clear. Default is “0”.

[Time Alignment]

Application Version: 1.3.0006.3300 or later

If a echo generates on the other side of a Hands-Free call (echo cancellation does not work), adjust the sound delay time.

When the [Fiber Optic Output] is set to 48 kHz or 96 kHz, the default is "20".

When the [Fiber Optic Output] is set to OFF, the default is "0".

Application Version: 1.1.0006.3300 or earlier

Not used.

Adjust the receiver volume

KW-Z1001W/KW-Z1000AW

  1. Press the [–] or [+] button.

KW-Z800AW

  1. Touch at the top of the screen.
  3. Touch [-] or [+] on the popup menu.

Mute your voice

Touch to mute or not to mute your voice.

Output the dial tone

Touch [DTMF] to display the tone input screen.

You can send tones by touching desired keys on the screen.

Switching between speaking voice output destinations

Touching / each time switches speaking voice output destinations between the smartphone/cell-phone and the speaker.

Call-waiting

When you receive a new call while talking on the phone, you can answer the newly received call by touching . The current call is put on hold.

Each time you touch , the caller will change to the other one.

When you touch , the current call will end to be switched to the call waiting on hold.