CISCO Transceiver SFP (mini-GBIC) .Cabling Type 1000BASE-LX, 1000BASE-LH. Data Transfer Rate:1 Gbps and Max.Transfer Distance: 10KM. Optical Wave Length: 1.310nm. Insertion module.
Interfaces: 1 x network - Ethernet 1000Base-LX/1000Base-LH - LC/PC single mode x 2
Compatibility: Catalyst 2950ST-24-LRE switch, Catalyst 2950ST-8-LRE switch, Cisco 11503 content services switch, Cisco 11506 content services switch, Cisco CSS5-SCM-2GE, Cisco ONS 15327 G1000-2, Cisco 12000 Series Modular Gigabit Ethernet Line Card (baseboard), WS-X4448-GB-LX Gigabit Ethernet switching module.
Equivalent: GLC-LH-SM=