Huey Chiao HCB25 guide

ing the interrupting call, you will hear the notifying “Du Du” sound. Press the decrease (-) volume key for 2~3 seconds until you hear the “Du” sound, Call 1 will be maintained and the interrupting call (Call 2) will be answered automatically.

2.To proceed the triple phone conversation while you are an- swering the interrupting call (Call 2), press the increase (+) volume key for 2~3 seconds until you hear the “Du” sound, the maintained Call 1 will be renewed, then the three ends can talk together.

3.To end the triple phone conversation, press the function but- ton, then Call 1 and Call 2 will be hanged up together.

Note:

●To activate this function, you must make sure the assigned tele- communications agent supports this service.

●To activate this function, please refer to the instructions of your mobile phones manual to make sure your phone program sup- ports this function.

●When the triple phone conversation is on board, it can not return to the mode of having only Call 1 or Call 2.

●When the triple phone conversation has not been activated, you can press the decrease (-) volume key for 2~3 seconds to easily transfer the calls between Call 1 and Call 2.

●If Call 1 is maintained and Call 2 is on line, quickly press the function button to end Call 2 and renew Call 1.