What is the Sandstone DWDM-SFP10G-32.68-ST?
The Sandstone DWDM-SFP10G-32.68-ST is a SFP+ optical transceiver, listed by the manufacturer as "Cisco Compatible 10G DWDM SFP+, 10GBASE-ZR, 1532.68 nm, CH56, 80km SMF LC, DDM, C-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.