HP 829910-B21, Switch - 48 ports - unmanaged, Rack-mountable 1U, 100 Gigabit Ethernet, Port 48 x 100 Gigabit QSFP28, Interface 48 x 100Gbit LAN QSFP28 | 1 x 1000Base-T | 1 x USB, Internal power supply, Voltage AC 120/230 V (50/60 Hz). The HPE Apollo 100GbE 48-port Intel Omni-Path Architecture Unmanaged Switch is an integrated option in the HPE Apollo 6000 Gen10 System with 24 downlink ports and 24 uplink ports.