Nút nhấn gọi bằng giọng nói AIPHONE LE-AN3 –       3 call audio only interior sub station with privacy button for use with the LEF/LAF master stations. The privacy button will prevent the master from listening to the sub when engaged. This unit is designed to allow the use to call up to 3 master stations selectively. –       Máy con giao tiếp với máy chủ LEF3.E, LEF5.E hay LEF10.E. –       Gồm […]