Features: 1.Auto Detection: Switch gigabit network module supports full and half duplex modes, MDl, MDI X auto detection, eliminating the need for crossover cables. 2.Plug and Play: Ethernet switch module is plug and play, providing reliable data transmission, and fanless design ensures quiet operation. 3.Support Network Standards: Compliant with IEEE802.3, IEEE802.3u, IEEE802.3ab, IEEE802.3x standards, supporting 410Base T, 100Base T(x), 1000Base T. 4.RJ45 Interface: 10Mbps 100Mbps 1000Mbps RJ45 interface, support full speed forwarding non blocking communication, auto negotiation to ensure the highest speed of each port. 5.PCB Board: Switch module adopts PCB board, which will not be deformed for a long time, thus ensuring long term stability. specification:Item Type: 4 Port Gigabit Switch Module Material: PCB Standard: 1EEE802.3i,1EEE802.3u.IEEE802.3ab,IEEE802.3x Interface: 4 Port 10/100/1000Mbps RJ45 Port Load: 2W Switching Capacity: 10Gbps Operating Temperature: 0 to 55C Packet Forwarding Rate: 7.4Mpps Storage Temperature: -40 to -85C Humidity:10% to 959(Non Condensation) Maximum Power Consumption: 3.7W Maximum Thermal Dissipation: 12.617Btu/hr LEDs: Power, Link, Action (Built into Each Port of the RJ45 Port) Address: 2K PackageList:1 x 4PortGigabitSwitchModule