Used, tested to power on. Includes power supply, cord, and rack mount ears.WS-C3750X-48T-SCisco Catalyst 3750-X Series SwitchStackable 48 10/100/1000 Ethernet portsFour optional uplink network modules with GE or 10GE portsDual redundant, modular power supplies and fansMedia Access Control Security (MACsec) hardware-based encryptionFlexible NetFlow and switch-to-switch hardware encryption with the Service Module uplinkUSB Type-A and Type-B ports for storage and console respectively and an out-of-band Ethernet management portStackWise PlusCisco StackPowerTM technology: An innovative feature and industry first for sharing power among stack membersCisco StackWise Plus technology for ease of use and resiliency with 64 Gbps of throughputInvestment protection with backward compatibility with all other models of Cisco Catalyst 3750 Series Switches