What is the Finisar FTR-1319-5A-2.5?
The Finisar FTR-1319-5A-2.5 is a GBIC transceiver, listed by the manufacturer as "2.5GBPS SMF LONG WAVE 1310NM GBIC TRANSCEIVER MODULE". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.