Cat8.1 Class I with 40G / 25G and 2000 MHz in accordance with ISO/IEC 11801 and EN 50173-1 Pure bare copper wire for maximum conductivity U/FTP with aluminum foil shielding around each pair 50 micro-inch gold-plated contacts for corrosion-free connections Snag-free boots to smoothly and easily pull the cable without damaging the RJ45 connectors Future-proof high-end connection; ideal for ToR and MoR cabling installations in data centers Ultra-thin format for more flexibility and simplified cable management in dense installations Ideal for HDBaseT and PoE applications up to IEEE802.3bt / PoE++ / 4PPoE / Ultra PoE Heavy-duty strain relief