GIGABIT ETHERNET PORTS: Features 16 x 1.0Gbps Ethernet ports for high-speed connectivity. Auto-negotiating ports detect the optimal speed for connected devices and work with existing Cat5e or Cat6 Ethernet cables. POWER-OVER-ETHERNET (PoE): Includes 16 PoE+ ports with 76W total power budget to support power-hungry devices, and expandable to 183W (with separately purchased power supply module) PLUG-AND-PLAY UNMANAGED NETWORK SWITCH: Simple plug-and-play setup with no software to install or configuration required. FLEXIBLE MOUNTING OPTIONS: Compact metal design supports desktop, wall-mount, or rack-mount placement for versatile installation. SILENT & ENERGY-EFFICIENT OPERATION: Fanless design ensures silent performance, while IEEE 802.3az Energy Efficient Ethernet reduces power consumption without compromising high-speed network performance.