This lot includes two Cisco Power Injector AIR-PWRINJ4 POE30U-560(G) 56V 0.55A 341-0212-01 power supplies, each with RJ-45 connectors and two ports. These power supplies are designed for use with Cisco enterprise routers and are ideal for those in need of reliable and efficient power supplies for their networking equipment. The brand of these power supplies is Cisco, ensuring quality and compatibility with a wide range of Cisco products.