Multi-Function Ethernet Cable :You can easily convert the RJ45 connection to two RJ45 sockets,allowing two computers to share high-speed DSL,cable modem and Ethernet ports without the need for a router.Excellent Transmission Performance:Excellent connection and transmission performance.The fixed RJ45 female interface can shield external electromagnetic signal interference to prevent damage to the Internet signal.The screw hole panel can be fixed to the wall panel.Good Quality Materials:2mm Thick PCB board is embedded in the conductive circuit to avoid damage to the conductor and leakage. Ensure a longer service life.Service Guarantee:48-month warranty,60 day return without any reasons,If you have any problems please do not hesitate to contact us,we promise to reply you within 12 hours.The BEST Design:This ethernet female to female splitter adapter lan cable solves the problem of avoiding pulling cables back and forth. Compatible with Cat5/Cat5e/Cat6/Cat7,Cat8.Pay Attention:Ethernet Splitter does not support two devices to surf the Internet at the same time! Only one device can be connected to the Internet at a time.