... 5 yearsApprovals: FCC, CE, RoHS approvals Part No.Descriptionunitif11-M1*TP+1*fiber port,multi-mode,2Km,12~36VDC,SC/FCSTPcsCi ... -if21-M2*TP+1*fiber port,multi-mode,2Km,12~36VDC,SC/ ... FCSTPcsCk-if11-S1*TP+1*fiber port,single-mode,20Km,12~36VDC,SC/ ... FCSTPcsCi-if21-S2*TP+1*fiber port,single-mode,20Km,12~36VDC,SC/ ...