Here is a detailed breakdown: Core Specifications Ports and Interfaces Access Ports: Equipped with 48 10/100/1000BASE-T Gigabit Ethernet ports, all compliant with the IEEE 802.3at PoE+ standard. Uplink Ports: 4 1G SFP ports that support 1G SFP optical modules for high-speed connections to core switches or other network devices, flexibly expanding bandwidth.
eBay