What is the Sandstone XFP-10GLR-OC192SR-L?
The Sandstone XFP-10GLR-OC192SR-L is a XFP optical transceiver module, listed by the manufacturer as "Cisco ASR Compatible 10G XFP, 10GBASE-LR, OC192-SR1, STM64-I64.1, 1310 nm, 10km SMF LC, DDM, C-Temp, Low Power". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.