What is the Sandstone BP1A58DD-01-ST?
The Sandstone BP1A58DD-01-ST is a SFP+ optical transceiver, listed by the manufacturer as "BTI Compatible 10G SFP+, 10GBASE-DAC, 1m 30AWG SFP+, NO DDM, C-Temp, BLACK Latch, Direct Attached Cable Assembly". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.