Adopting the design of shielding external electromagnetic signal interference, the product can prevent the Internet signal from being damaged. You can connect two or three network cables to longer cables through this splitter. There is a conductive circuit embedded in the 78MM PCB board to avoid damage to the conductor. Made of high quality ABS, it is durable and portable. High quality wire core will ensure signal transmission. The total length of the item is 26cm and the cable length is 20cm. It is compatible with ADSL, hubs, switches, TVs, set-top boxes, routers, wireless devices, computers. Item Name: Adapter Material: ABS Interface Type: RJ45 Color: Black Model: 1 Male to 2 Female, 1 Male to 3 Female USB2.0 Line Length: 20cm (line only), the total length is about 35cm Size Details: Cable Length: 20cm/7.87" (Approx.) Total Length: 26cm/10.24" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. The product is purely used to transmit data through physical connection, not equivalent to a router, and does not have the function of assigning ip addresses. Package Includes: 1 x Cable Adapter