The RTL8367RB-VB-CG with LQFP-128 Ethernet IC is an integrated circuit manufactured by Realtek to enable data connections over Ethernet networks. This IC is compliant with the ROHS (Restriction of Hazardous Substances) directive, meaning it does not contain any restricted substances. It features a 7-port switch controller, embedded 32KB SRAM, and a dual host interface. Its 5-port Auto-MDI/MDIX switch controller supports up to 5 ports of 10/100/1000M Ethernet connections. It also features a low power consumption design, making it an ideal solution for power-sensitive portable applications. Additionally, its support for green Ethernet, VLAN, WoL, GMAC, and IGMP snooping make it a great choice for robust networking applications.