What is the Sandstone SFP-10G-T-S-ST?
The Sandstone SFP-10G-T-S-ST is a SFP+ optical transceiver, listed by the manufacturer as "Cisco Compatible 10G SFP+, 10GBASE-T, 30m COPPER RJ45, NO DDM, C-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.