Detailed Product Description Outline Standard type:SCP-240 series of standard type can whole transmit transparently 2M Quasi-synchronous based ... case of the fibre resource in short supply.FeaturesStandard type/Ethernet type:--Whole dynamic range adjustment ,open in no distance ... Provide 1 RS232 access.--Whole sets of plank design,standard 1U height,19 inch machine box--Optical interface supports ...