4 port keysight ecal module

{"cid":"91217181","title":"Durable 4 Port Keysight ECal Module , Agilent N4431A RF Electronic Calibration","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/c9\/3a\/6b8e65ed41fc8a39eaba12e90dde-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Keysight (Agilent)","Model Number":"N4431A","Minimum Order Quantity":"1 set","Place of Origin":"Malaysia","Payment Terms":"T\/T","Supply Ability":"in stock","Product name":"4-port RF Electronic Calibration (ECal) Module","Frequency":"300 kHz to 9 GHz","No.of port":"4-port","Connector":"3.5 mm"}}