It includes four pairs of unshielded twisted pair cables with Aluminium foil wrapped all over specific pairs and an Total Aluminium foil round the cables for external noise reduction and diminished EMI. it's got LSZH https://ellasnug569645.prublogger.com/29038040/5-tips-about-extell-dubai-cables-network-cable-patch-network-hub-you-can-use-today