I added an alternative to using the earbub/mic with the small leads to the howto. If desired a cheap amazon speaker/mic can be used instead. Refresh the howto to see the change. https://hamvoip.org/hamradio/Unmodified_Baofeng_Interface/ *73 Doug* *WA3DSP* *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*