You searched for "intercom module"
Siemens
Siemens 6AG215 Series Interface Module for Use with ET 200MP
Part: 6AG21555AA014AB0
Siemens interface module connecting ET 200MP distributed I/O in industrial automation systems.
Siemens
Siemens 6AG215 Series I/O module for Use with ET 200MP
Part: 6AG21555AA001AC0
Input/output module for Siemens ET 200MP modular distributed control systems.