What is the Sandstone E10GSFPSRX-ST?
The Sandstone E10GSFPSRX-ST is a SFP+ optical transceiver, listed by the manufacturer as "Intel Compatible 10GBASE-SR SFP+ 850nm 300m DOM Duplex LC/UPC MMF Op=cal Transceiver". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.