The iwillink RJ45 Cat6 Keystone Coupler is a dependable and straightforward networking accessory designed to connect two Ethernet cables securely. Compatible with Cat5e, Cat6, and Cat6a cables, it supports high-frequency data transfer up to 1000 MHz, making it suitable for gigabit and 10-Gigabit Ethernet setups. Its compact, easy-to-install design allows for seamless integration into keystone wall plates and patch panels, ideal for home or office network extensions. Built with durable plastic and gold-plated contacts, it ensures stable, corrosion-resistant connections. Whether for troubleshooting or expanding your network, this coupler provides a reliable, cost-effective solution, shipped directly from the USA with duties included, arriving in 16-18 days.