PM1-LIxx Loudspeaker line isolator system
![](https://resources-boschsecurity-cdn.azureedge.net/public/images/middle/ProductPhoto_Web_all_14896562059.png)
PM1-LIxx Loudspeaker line isolator system
Loudspeaker DC blocking board
Commercial Type No. PM1-LISD
Product No. F.01U.288.246