Cisco GLC-SX-MM-RGD= (GB Multi-Mode Rugged SFP) OVERVIEW Prolabs's GLC-SX-MM-RGD-C SFP optical transceiver is based on Gigabit Ethernet IEEE 802.3 standard and Fiber Channel FC-PI and provides a quick and reliable interface for the GE/FC application. SPECIFICATIONS Device Type * SFP (mini-GBIC) transceiver module - LC multi-mode Form Factor * Plug-in module Cabling Type * 1000Base-SX, Fibre Channel Optical Wave Length * 850 nm Data Link Protocol * Gigabit Ethernet, Fibre Channel (Short Wave) Max Transfer Distance * 550 m Dimensions (WxDxH) * 1.37 cm x 5.825 cm x 1.352 cm Designed For * Cisco 2010, 2520, 3270; Aironet 1522; Catalyst 2960, 2960-24, 2960-48, 2960G-24, 2960G-48, 2960S-24, 2960S-48; Industrial Ethernet 3000, 3010; MWR 2941