fiber network design 1,We are the manufacture 2,Competitive price 3, ... quality 4,we are also the OEM of IBM fiber network design Features:High return loss and low insertion loss Good ... Temperature range: -40oC - +80oCWe also provide other relative products :Connector,Adapter,Attenuator,Tree/star Coupler,Waterproof pigtail,Optical fibre transciver etc ...