S3328TP-EI-24S Mainframe(24 100 BASE-X ports and 2 Combo GE(10/100/1000 BASE-T+100/1000 BASE-X) ports and 2 SFP GE (1000 BASE-X) ports (SFP Req.) and DC -48V)

S3328TP-EI Mainframe(24 10/100 BASE-T ports and 2 Combo GE(10/100/1000 BASE-T+100/1000 Base-X) ports and 2 SFP GE (1000 BASE-X) ports (SFP Req.) and DC -48V)

S3328TP-EI-MC Mainframe 24 10/100 BASE-T ports and 2 Combo GE(10/100/1000 Rj-45+100/1000 SFP) ports and 2 SFP ports ,2 MC ports,AC 110/220V

S3352P-PWR-EI Mainframe(48 10/100 BASE-T ports and 2 100/1000 BASE-X ports and 2 SFP GE(1000 BASE-X) ports,PoE,Chassis,Double Slots of power,Without Power)

S3328TP-PWR-EI Mainframe(24 10/100 BASE-T ports and 2 Combo GE(10/100/1000 BASE-T+100/1000 Base-X) ports and 2 SFP GE(1000 BASE-X) ports,PoE,Chassis,Double Slots of power,Without Power)

S3352P-EI-24S Mainframe(24 10/100 BASE-T ports and 24 100 BASE-X ports and 2 100/1000 BASE-X and 2 SFP GE (1000 BASE-X) ports (SFP Req.) and AC 110/220V)

S3352P-EI-48S Mainframe(48 100 BASE-X ports and 2 100/1000 BASE-X ports and 2 SFP GE (1000 BASE-X) ports (SFP Req.) and AC 110/220V)

S3352P-EI-48S Mainframe(48 100 BASE-X ports and 2 100/1000 BASE-X ports and 2 SFP GE (1000 BASE-X) ports (SFP Req.) and DC -48V)