Huawei S5720S-12TP-LI-AC switch supports 8 10/100/1000BASE-T ports, 2 GE SFP ports, 2 of which are dual-purpose 10/100/1000BASE-T or SFP ports, fixed AC power
Huawei S5720S-12TP-PWR-LI-AC switch supports 8 10/100/1000BASE-T ports, 2 GE SFP ports, 2 of which are dual-purpose 10/100/1000BASE-T or SFP ports, fixed AC power, PoE+
Huawei S5720S-28TP-PWR-LI-ACL switch supports 8 PoE+ 10/100/1000BASE-T ports, 16 10/100/1000BASE-T ports, 2 GE SFP ports, 2 of which are dual-purpose 10/100/1000BASE-T or SFP ports, fixed AC power
Huawei S5720S-28X-LI-24S-DC switch supports 24 GE SFP ports, 8 of which are dual-purpose 10/100/1000BASE-T or SFP ports, 4 10GE SFP+ ports, fixed DC power
Huawei S5720S-28X-LI-24S-DC switch supports 24 GE SFP ports, 8 of which are dual-purpose 10/100/1000BASE-T or SFP ports, 4 10GE SFP+ ports, fixed DC power