Part Number Description Price OV - 110 TMT 10/100 base-T to Multimode 100 Base FX ST CALL OV - 110 TMC 10/100 base-T to Multimode 100 Base FX SC CALL OV - 110 TSC/15 10/100 base-T to Multimode 100 Base FX SC 15km CALL OV - 110 SC/30 10/100 base-T to Multimode 100 Base FX ST 30km CALL OV - 110 SC/30 10/100 base-T to Multimode 100 Base FX ST 60km CALL OV - 113 SC/20 Single mode: 20km WDM Converter TX 1310nm. RX 1550nm CALL OV - 115 SC/20 Single mode: 20km WDM Converter TX 1550nm. RX 1310nm CALL OV-MC110TSC/30 Airlive 100TX to Single Mode 100FX converter, SC, up to 30KM CALL SC - OV-MC1000TSC Airlive 1000T to 1000SX converter, Multi-Mode CALL OV-MC1000TLC/20 Airlive 1000T to 1000LX converter, Single-Mode, SC, up to 20KM CALL