this device allows you to have access to the printer wherever you are. If you need to print some documents, you don't have to waste your time connecting cables and other devices that you need in order for the printer to work. This is very good when you are in a hurry and you really have no time to waste.  HP Printer technical  phone number give that support till your problem not resolve. It is third party support, which take queries of the users who are facing problem on call or by emails. But it charges so much amount but our service is free of cost for the HP Printer users and it helps 24*7 to the users.