GLC-LH-SMD= 1000BASE-LX/LH SFP transceiver module, MMF/SMF, 1310nm, DOM
Module SFP for Cisco Switch/Routers
LC Connector
Support Multimode or Singlemode Fiber Optic Cable
Operates on standard single-mode fiber-optic link spans of up to 10 km and up to 550 m on any multimode fibers
Garansi ikut ke Main unit

Info Produk : https://www.cisco.com/c/en/us/products/collateral/interfaces-modules/gigabit-ethernet-gbic-sfp-modules/product_data_sheet0900aecd8033f885.pdf