GLC-SX-MM-AO - AddOn Cisco GLC-SX-MM Compatible SFP Transceiver

SFP (mini-GBIC) transceiver module - 1GbE - 1000Base-SX - LC multi-mode - up to 550 m - 850 nm - for Cisco 38XX; ASA 55XX; Catalyst ESS9300; Integrated Services Router 11XX