Dahua DH-PFS3125-24ET-190 is a high-performance multi-mode PoE switch featuring 24 x 10/100Mbps Auto-Negotiation RJ45 ports and 1 x 1000Mbps Combo ports. It supports the IEEE 802.3at/af/bt PoE standard, providing up to 60W of power to connected devices. The switch also supports a variety of working modes, including normal mode, port isolation mode, monitoring mode, and network extend mode, making it suitable for a wide range of applications such as small and medium-sized enterprise networks, intelligent communities, hotels, and parks.