Follow the procedure below to use a number stored in the call history memory:

Press the talk switch and say “Redial” (when using a number stored in the outgoing call history memory) or “Call back” (when using a number stored in the incoming call history memory).

Select the number by either of the following methods:

a. Say “Previous” or “Go back” until the desired number is dis- played.

b. Select the desired number using the “TUNE/SEL” knob.

The following operations can be performed:

Dialing: Press the off-hook switch or select “Dial” using a voice com- mand or the “TUNE/SEL” knob.

Storing the number in the phone book: Select “Store” and then “Confirm” using a voice command or the “TUNE/SEL” knob.

Deleting: Select “Delete” and then “Confirm” using a voice command or the “TUNE/SEL” knob.

 - Call waiting

• If your phone does not support HFP Ver. 1.5, this function cannot be used.

• Call waiting operation may differ depending on your cellular phone and service provider.

 - Call history

Up to 5 numbers can be stored in each of the outgoing and incoming call history memories.

 - When talking on the phone

• Do not talk simultaneously with the other party.

• Keep the volume of the received voice down. Otherwise, voice echo will increase.