What is the Sandstone 02310MHQ-ST?
The Sandstone 02310MHQ-ST is a QSFP optical transceiver module, listed by the manufacturer as "Huawei Compatible 40G QSFP+, 40GBASE-SR4, 850 nm, 150m MMF MPO12, DDM, C-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.