What is the Sandstone 10GBASE-SR-XFP-ST?
The Sandstone 10GBASE-SR-XFP-ST is a XFP optical transceiver module, listed by the manufacturer as "10GBASE-LR XFP transceiver for SMF, 1310-nm wavelength, LC connector, ENTERASYS COMPATIBLE". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.