RJ45 Coupler 5-Pack is ideal for IT professionals managing multiple setups; T568B configuration enables seamless connection of two Cat 6 Ethernet cables - Supports 1/2.5/5/10G and 10/100 networks; Insertion Loss margin of 35.4dB w/17.5dB Headroom TIA-568-C.2 compliant; Backward compatible w/Cat5/5e - Compliant Standards: 10BASE-T/100BASE-TX/100BASE-T4/1000BASE-T; 2.5GBASE-T/5GBASE-T; ATM-25/ATM-51/ATM-155; TR-16 Active/Passive; TR-4; 100VG-AnyLan - Single SKU available (IN-CAT6-COUPLER-U1)