What is the Sandstone QSFPP-4X10GE-LR-ST?
The Sandstone QSFPP-4X10GE-LR-ST is a QSFP optical transceiver module, listed by the manufacturer as "Juniper Compatible Transceiver QSFP+ 4x10GBase-LR (1310nm, SMF, 10km, MPO, DOM)". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.