Size Name:SFP+ SR(300m) | Color Name:For HP Specifications HP Compatible 455883-B21/J9150A, 10GBASE-SR SFP+ Optical Module 10GBASE-SR SFP+ optical transceiver, 10GBASE-SR Module, 850nm wavelength, 300m, MMF LC duplex connector, DDM Data Rate: 10.3Gb/s Wave Length: 850nm Reach: 300m Fiber Type: MMF LC Connector Tx Power(dBm): -6~-1 Rx Sens.(dBm):< -11.1 Temp.(℃): 0~70 Compliant: IEEE 802.3ae and SFF-8431