... ~240V,SC/FCSTPcsCk-if1602-S16*10/100M TP+2* redundant 100M fiber ports,s-mode,20Km,AC110~240V,SC/FCSTPcsCi-if2402-S24 ... *10/100M TP+2* redundant 100M fiber ports,s-mode,20Km,AC110~240V,SC/FCSTPcsCi-if240402-S24 ... *10/100M TP+4*100M fiber+2*1000M fiber ports,managed redundant, s-mode,20Km,AC110~240V,SC/FCSTPcsTransmission distance ...