the host and extension adopt excessive-power speakers, which might be louder and clearer than other window intercom;
the most effective all-black walkie-talkie machine, elegant look;
use removable convention microphone, extra excessive-cease;
support for outside microphones, wireless window intercom may be realized through connecting wi-fi microphones;
assist recording monitoring and microphone sensitivity adjustment.
plenty of noise？
set up surroundings noise overall performance is negative, or too much other noise, you ought to make the distance larger between the host and the out of doors speaker or modify the quantity (“i-v” and “o-v”) down
if the volume knob to the minimum, the speaker extent is still very huge, please regulate the microphone sensitivity knob (“i-v” or “o-v”) at the lowest of the host
can’t pay attention the sound?
the ac adapter isn’t plugged in or free
the 4-core connecting cable is not plugged in or loose
extent isn’t adjusted:regulate the volume button (“i-v” and “o-v”) at the host to loud“+”