EXTREME NETWORKS 5420F 16 100MB/1GB/2.5GB 802.3BT 90W POE, 32 10/100/1000BASET FDX/HDX POE+, 2 STACKING/SFP-DD, 4 10G UN-POP SFP+, MACSEC CAPABLE, INTERNAL FIXED PSU, FANS & 1 UN-POP MODULAR PSU SLOT