NTK585DS-ACC – Accortec 1Gb/s 1000Base-DWDM Single-Mode Fiber 80km 1563.86nm LC Connector SFP Transceiver Module for Ciena Compatible Brand : Accortec Weight : 1 Gb/s Ethernet Standard : 10 Gigabit Ethernet Fiber Optic Mode : Single-mode OS Platform : PC Expansion Slots Details : SFP Transciever-Modules Usage : Switching Network QoS : Yes Cable Standard Fiber/Twisted Pair : 1563 nm Maximum Distance Supported : 80 km Form Factor : Connector Compatibility : Ciena Compatible Compliance Standards : REACH,WEEE,RoHS Assembly Required : Yes Eco Friendly : Yes