Buy with Confidence: With Monoprice's Lifetime Warranty on all Cables, you can rest assured we stand behind our products and our customers. OM3 Aqua laser-optimized, multi-mode cable with a 50m core and 125 m cladding diameter, ideal for 10 gigabit ethernet (GbE) networks. Color-coded dual LC connectors on each end. OFNR (optical fiber, non-conductive, riser) rated by UL, making it safe for use within the walls and between the floors of commercial class buildings.