This Cisco switch is a high-performance modular uplink switch with 48 ports and 10/100/1000 Mbps data transfer rate.Cisco Catalyst WS-C3850-12X48U-L: Stackable 12x 100M/1G/2.5G/5G/10G and 36x 1G UPoE ports, 1x network module slot, 1100 W/ power supply 1RU.

 It is ideal for enterprise networking, servers, and computers/tablets & networking. The switch is designed for wired-Ethernet (RJ-45) network connectivity and has a manufacturer warranty of lifetime. 

 The Cisco WS-C3850-12X48U-L switch is a reliable and efficient solution for network enthusiasts who require high-speed data transfer and RAID levels of 1+0. With its brand name, type, model, and RAID levels, this switch is a great choice for those who want to invest in a top-of-the-line network switch.