Fangrui Product Details Ryra 4 In 1 Rj45 Lan Connector Ethernet Network Splitter Adapter Cable 1 Male To 4 Lan Port For Networking Extension Accessories Ryra 4 In 1 Rj45 Lan Connector Ethernet Network Splitter Adapter Cable 1 Male To 4 Lan Port For Networking Extension Accessories Description: . Using A Gold Plated Core To Ensure Signal Transmission. The Pcb Was Built-in Conduction Circuit To Prevent Damage To The Conductor. Can Protect The Interference Of The External Electromagnetic Signal To Avoid Damaging The Internet Signal. Three Network Cables Can Be Connected To A Longer Cable Using This Splitter. Allows A Laptop To Access Ethernet In Different Rooms, Without Having To Pull The Cable From Another Room To The Room To Connect To That Computer You Run An Ethernet Cord From The Wall To The Splitter Cable, One From The Splitter To A Computer (or Laptop, And One From The Splitter To Another Computer (or Laptop). Specifications: Model: Rj45 Material: Abs Copper Quantity: 1pc Length: 7.9 Inch (0.2m) Black Color Package Included: 1 X Rj45 Cable Splitter Notes: This Ethernet Splitter Allows Three Computers To Share An Ethernet Line One At A Time, But It Does Not Support Three Computers To Simultaneously Connect To The Internet. Due To The Difference Between Different Monitors, The Pictures May Not Reflect The Actual Color Of The Item. Compare The Detail Sizes With Yours, Please Allow 1-3cm Error, Due To Manual Measurement. Please Leave A Message Before You Give The Bad Feedback, If The Products Have Any Problem. Thanks For Your Understandings.