These HP Agilent 8648B Signal Generator was R&D surplus, we ordered it from a local Mil. sector 
Spec: 9 kHz to 2000 MHz 
Status: Tested, good working condition
Warranty: 30 days
The item is sold for HP8648B only, but it is excluded all other equipment and accessories referring to attached pictures
Return is accepted ONLY due to DOA while arrival
There is no return if protection seals are removed/broken/opened
Import Tax and custom clearance are responded by buyer
I hope the item is able to comply with your test engineering and applications
We do warm up and quality control testing before shipment
Tks for a good feedback comment if you satisfied with the item and our service
Your questions are much welcomed

Option:
We are able to offer you a traceable certificate of calibration report for 250USD
More items are able to find from our ebay store
https://www.ebay.com/str/greatvasttechnology