It consists of a ruler for 19-inch rack with 1U. It features connectors for 16 G.703 2Mbit / s interface ports and 1.5m or 3m cable with 64 pin TELCO connectors for interconnection to DATACOM equipment. It can be used in conjunction with the DM800-IC32E1, DM800-IC32E1P and the DM705-E1-16.