The document summarizes the specifications of the Cisco WS-C3850-48T-S 48-port Ethernet switch, including that it has 48 10/100/1000 Ethernet ports, supports stacking of up to 9 units, has a forwarding performance of 130.95 million packets per second, and dimensions of 44.5 cm x 44.5 cm x 4.45 cm. Recommended accessories include network modules, power supplies, stacking cables, and license upgrades. It also compares the specifications of the WS-C3850-24T-S and WS-C3850-48T-S models.