7
to make hands-free calls. Due to the different social APPs have
different operation mode, the
[
]
key of DA-12221 may be
invalid. You’ll need to manually operate on the APP to answer
or end the call. If you don’t want the other party to hear you
during a call, you can click the
[
]
key to turn off the
microphone or click again to turn on the microphone.
Note: The effective range of the microphones for calls is 5
meters.
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