It contains 4 pairs of unshielded twisted pair cables with Aluminium foil wrapped all-around individual pairs and an Over-all Aluminium foil within the cables for external sound reduction and decreased EMI. It has LSZH https://katrinaijfg921638.dm-blog.com/29480050/5-simple-techniques-for-extell-dubai-cables-network-cable-patch-network-hub