Maisa MI223 Desktop Intercom 1 channel Device
Assemble the units as indicates in the wiring diagram
plug main unit to (220 V , 50/60 Hz) electrical Power , the red light on the main unit will turn on.
For calling , be sure that the green light on the main unit is off then out can call with both units by pushing the orange button.
For conversation , push white button on the main unit , then talk b pushing the orange button and able to hear the sound from the Sub unit by releasing that button
Caution : after the conversation turn off the green light on the main unit again , so that both units can call each other.
The device is equipped with a safety fuse
use in office , factory, hospital, center, apartment and etc.
Easily Mounted On wall, desk