For data connection and communication technology. Please order the corresponding inserts separately. To be completed with: Page blind insert System M, System Design, Antique 464380, insert System M, System Design, Antique for D-Subminiature connector 9-pin 464391. Insert System M, System Design Antique with high-end loudspeaker connector 464387, insert System M, System Design, Antique for Duplex SC 464381, Reichle &, De-Massari 464384. Accessories: label strips for switches, sockets System Design MEG3926-6000. Material: brilliant thermoplastic, color: lotus white.