-12 extensions selector switch
-Equipped with the built-in system amplifier w/capacitor battery
-Terminals for auxiliary 24VDC when used as Common Battery Telephones.
-To avoid noise problems, the 24VDC must be supplied via a DC / DC converter
-Flush mounted
-Wall mounting with corresponding metal cabinet type MBOKS
-Desk mounting with corresponding wooden cabinet type VSPK
-Suitable for installation in wheelhouse or control room