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Full Version: Bass/treble control
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Hi,

Is it possible to add bass/treble control to the handset (microphone / speaker)?
http://forum.yealink.com/forum/showthread.php?tid=40908

Sorry for my English.
Greetings from Poland.
Please upgrade the firmware to the latest firmware version:
http://download.support.yealink.com/down....0.110.zip

We have done many tests internally, and modify it in V81, it will be better than V80.
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