What is the Addon Comp QSFP-40G-SR4-AR-AO?
The Addon Comp QSFP-40G-SR4-AR-AO is a QSFP optical transceiver module, listed by the manufacturer as "40GBASE-SR4 QSFP+ MMF 850nm 105M MPO DOM". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.