10G-OEO-1CHSFP: Standalone 1G~11.3G OEO Channel Converter, 2 SFP/SFP+ Slots, 3R Repeater

40G-OEO-1CHQSFP: 40G OEO 1 Channel Converter, 2 QSFP+ Slots, 3R Repeater

100G-OEO-1CHQSFP28: TU(OEO)Card; Transponder 3R transparently transmit, 1 channel Ethernet service in 100Gbps

2.5G-OEO-4CHSFP: 2.5G OUT(OEO) Card, Transponder 2R transparently transmit, 4 channels’ service at any rate in 42M~2.67Gbps

10G-OEO-4CHSFP: 10G OTU(OEO) Card; Transponder, 3R transparently transmit, 4 channels’ service at any rate in 1G~11.3Gbps

H17-20T: EDFA，40/80 channels, C-Band optical amplifier, maximal output power +20dBm, gain 17db, saturated optical power +3dBm

H17-20TA: DFA，40/80 channels, C-Band optical amplifier, maximal output power +20dBm, gain 17db, saturated optical power +3dBm, built in VOA, adjustable range 1~20dB

M25-20T: EDFA，40/80 channels, C-Band optical amplifier, maximal output power +20dBm, gain 25dB, saturated optical power -5dBm

M25-20TA: EDFA，40/80 channels, C-Band optical amplifier, maximal output power +20dBm, gain 25db, saturated optical power -5dBm, built in VOA, adjustable range 1~20dB

L25-20T: EDFA，40/80 channels, C-Band optical amplifier, maximal output power +16dBm, gain 25db, saturated optical power -9dBm

L25-20TA: EDFA，40/80 channels, C-Band optical amplifier, maximal output power +16dBm, gain 25db, saturated optical power -9dBm, built in VOA, adjustable range 1~20dB

DCM20A: DCM 20km, G.652

DCM40A: DCM 40km, G.652

DCM60A: DCM 60km, G.652

DCM80A: DCM 80km, G.652

DCM100A: DCM 100km, G.652

FM-OLP-1+1: Optical line protection（OLP) unit, 1+1 line protection, double ends transmission, selected reception, single end switching, time delay is less than 20mms