IAE/UAE connection box for 2 terminals (separate) 2 x 8 screw contacts for 6- and 8-pin plugs, RJ 12, RJ 45, ISDN-compatible Design according to DIN EN 60603-7, IEC 603-7 Category 3 The UAE system is suitable for transmission values up to 16 MHz, which are also suitable for Cat. 3 sockets are required. The core of the system is a socket for 8-pin plugs with automatically operating, spring-loaded, lateral reducing elements, which guarantee an exact fit even for the narrower 6-pin RJ 12 plugs in the socket element.