Functions for a phone call

The functions available during a call may vary depending on the profile supported by your smartphone or mobile phone. In addition, even if the profile is the same, the available functions may vary depending on the smartphone or mobile phone.

Depending on the connected device or the application you are using, the functions may not work properly even if you try to operate them with the headset.

Refer to the operating instructions supplied with the smartphone or mobile phone.

Supported profile: HFP (Hands-free Profile)

You can use either the left or right unit to perform the following operations.

When only one unit of the headset is worn in your ear, operate the headset on the unit that is worn.


Outgoing call

  • Tap the headset or in the area near your ear twice quickly (with an interval of about 0.2 seconds) to cancel an outgoing call.

  • Tap the headset or in the area near your ear 3 times quickly (with an interval of about 0.2 seconds) to switch the call device back and forth between the headset and the smartphone/mobile phone.

Incoming call

  • Tap the headset or in the area near your ear twice quickly (with an interval of about 0.2 seconds) to answer a call.
  • Tap the headset or in the area near your ear 3 times quickly (with an interval of about 0.2 seconds) to reject a call.

During call

  • Tap the headset or in the area near your ear twice quickly (with an interval of about 0.2 seconds) to finish a call.
  • Tap the headset or in the area near your ear 3 times quickly (with an interval of about 0.2 seconds) to switch the call device back and forth between the headset and the smartphone/mobile phone.

Supported profile: HSP (Headset Profile)

You can use either the left or right unit to perform the following operations.

When only one unit of the headset is worn in your ear, operate the headset on the unit that is worn.


Outgoing call

  • Tap the headset or in the area near your ear twice quickly (with an interval of about 0.2 seconds) to cancel an outgoing call.

Incoming call

  • Tap the headset or in the area near your ear twice quickly (with an interval of about 0.2 seconds) to answer a call.

During call

  • Tap the headset or in the area near your ear twice quickly (with an interval of about 0.2 seconds) to finish a call.