Wireless Noise Canceling Stereo HeadsetWH-CH730N/ WH-CH735NHelp Guide

Left unit

1. Headband

2. Headband sliders

   Slide to adjust the length of the headband.

3. Noise canceling function microphone

   Picks up the sound of the noise when the noise canceling function is in use.

4. Built-in antenna

   A BLUETOOTH antenna is built into the headset.

5. Tactile dot

6. Indicator (orange/blue)

   Lights up in orange or blue to indicate the battery or communications status of the headset.

7. Power/BLUETOOTH button

   Turns the headset on or off.

   : Power mark

   : BLUETOOTH mark

8. USB Type-C port

   Connects the headset to an AC outlet with a USB AC adaptor or to a computer with a USB Type-C cable to charge the headset.

9. L (left) mark

10. Call microphone

    Picks up the sound of your voice when talking on the phone.

11. Headphone cable input jack

    Located next to the USB Type-C port.

    Connect a music player or other device with the supplied headphone cable. Make sure that you insert the cable until it clicks. If the plug is not connected correctly, you may not hear the sound properly.

Right unit

3 series of buttons: The volume up button, the play/call/next/previous button, and the volume down button.

1. Headband

2. Headband sliders

   Slide to adjust the length of the headband.

3. Noise canceling function microphone

   Picks up the sound of the noise when the noise canceling function is in use.

4. Volume up button

   There is a tactile dot on the button.

   Increases the volume.

   ＋: Plus mark

5. Play/call/next/previous button

   There is a raised tactile bar on the button. This button is located in the center of the 3 series of buttons.

   Controls music playback on the BLUETOOTH device.

   : Play/call/next/previous mark

6. Volume down button

   The button is located opposite the volume up button in the 3 series of buttons. There is no tactile dot on the button.

   Lowers the volume.

   –: Minus mark

7. R (right) mark

8. Serial number

   Located inside the unit.

   See “To check serial numbers, safety marks, etc.” below.

9. Noise canceling/Ambient Sound Mode button

   The button is a separate button located next to the 3 series of buttons.

   Switches the noise canceling function and Ambient Sound Mode.

   NC/AMB: Noise canceling/Ambient Sound Mode mark

To check serial numbers, safety marks, etc.

• Make sure the headset is turned off and the USB Type-C cable is not connected.
• Pinch the inside of the right earpad and pull it to remove it.
  The serial number and safety marks are located on the right unit.

  

• Attach the removed earpad to the right unit.
  Align the notches on the earpads with the steps indicated by the top and bottom arrows on the inside of the unit, and insert the ear pads into the grooves.
  Pay attention to the orientation of the R mark printed on the earpad.