Sound Module 4+N 1 Access Door EL655
4+N Sound Module for 1 Access Door EL655
This sound module comes prepared with two call buttons, it is used for panels of the Nexa series of buttons.
It is compatible with the 4+N analog system, for equipment with a single access door. It has independent volume adjustment for both the plate and the housing.
To facilitate the connection, the installation terminals are removable.