What is the Sandstone 1442982G2-ST?
The Sandstone 1442982G2-ST is a XFP optical transceiver module, listed by the manufacturer as "Adtran Compatible 10G DWDM XFP, 10GBASE-ZR, 1552.52 nm, CH31, 80km SMF LC, DDM, I-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.