You are buying one Meca CN-1.950 RF Microwave Circulator

This sale is for one Meca CN-1.950 RF Microwave Circulator. This unit only has 2 N female connectors. 

• Type N(f)
• 1.7 - 2.2GHz
• Average Watts: 150

Location: 277E

https://www.rfmw.com/ProductDetail/CN1950-MECA-Electronics-Inc/559048/