For connecting/extending data cables up to Cat.7, AIP67 protection due to special shrink tube, in combination with Cat.6, A to Cat.8 cables and Cat.6A connection technology, class EA according to ISO/IEC 11801 is fulfilledconnection of data lines AWG 26/1 to 22/1 (solid wire), cable feed from one or two sides, cable sharing, i.e. splitting one 8-wire cable into two 4-wire cables (one cable tie required each on input and output side), fully shielded metal housing, strain relief and separate captive 360° shield connection