This document provides specifications for the S5720-52X-LI-48S-AC network switch, including its ports, memory, dimensions, weight, power requirements, operating conditions, certifications, and contact information for the manufacturer. It has 48 Gigabit Ethernet ports, 4 10GbE ports, 512MB of RAM and flash memory, operates from 100-240V AC power, measures approximately 44x442x225mm, and has EMC, safety, and manufacturing certifications. For purchase or support inquiries, contact HI-NETWORK.COM.