User's Manual

8
6. Making a call with BTC003
Function Operation Indication tone
Voice -dial Short press button once None
Redial Short press button for 2 seconds None
Cancel call Short press button once None
Volume up
Short press volume+ button
None
Volume down
Short press volume– button
None
End call Short press button once None
Answer call Short press button once None
Reject call
When incoming call, short press
button twice
None
Transfer call (from BTC003
to cell phone)
Press and hold volume+ button for 2
seconds
A short tone
Transfer call (from cell
phone to BTC003)
Press and hold volume+ button for 2
seconds
A short tone
Microphone mute
Press and hold volume- button for 2
seconds
A short tone
Cancelling microphone
mute
Press and hold volume- button for 2
seconds
A short tone
Reconnection Short press button once 2 long tones
Remarks:
 Not all cell phones support all the functions listed above. Please refer to your
cell phone’s user manual for further information.
 When the volume is adjusted to max. you will hear a long “DU” tone.
 When pressing the answer button on some cell phones, the conversation will
be sent to the cell phone. You have to switch the call to the hands-free kit
manually then. Please refer to your cell phone’s user manual for further
information.
7. Call waiting
BTC003 supports call waiting function, so you will never have to worry about
missing a call while talking on the phone. It requires your cell phone to have call
waiting function enabled.
Function Operation Indication tone
Incoming call
When there is a
third-party incoming call,
BTC003 will ring
4 indication tones every 3
seconds, a total of 3
times of indication tones
Ending call and then
answering new call
When there is a
third-party incoming call,
short press MFB button
once
None