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, and measures approximately 44x442x225mm. It is EMC and safety certified and manufactured to meet quality standards.