SIMPLE AND CONVENIENT - RJ45 USB adapter with 0.8 meter USB power cable. Its design features a female-to-two-female interface, allowing you to connect two Ethernet cables and use your laptop in two rooms. (Usage conditions: Requires USB power and supports two computers sharing one Ethernet line simultaneously). OFC CONNECTOR - The port is made of oxygen-free copper (OFC) with a PVC exterior, ensuring a secure and corrosion-free connection. The plated connector makes it easier to attach the clamp. TRANSFER RATE - The RJ45 Ethernet splitter can divide one network cable into two outputs, with each cable group (1 and 2) reaching speeds of up to 100Mbps/(1000Mbps Gigabit). Signal transmission from the two cable groups will not interfere with each other. The total input supports up to 1000 Mbps. COMPATIBLE - This female-to-female RJ45 8P8C coupler is compatible with Cat 7, Cat6, Cat5, and Cat5e network Ethernet cables. WIDELY USED - Compatible with ADSL, hubs, switches, TVs, set-top boxes, routers, wireless devices, and computers. ABS shell - Lightweight, small size, easy to carry, and stable transmission. VERSATILE - Small, easy to carry, and widely applicable in offices and homes. Note - When the RJ45 USB adapter is in use, the USB cable must be connected to a power source.