I will give access to a linux box, you can install asterisk along with any other services, I want a web interface, where i will copy paste 200 phone numbers, also there should be option to upload a voice record (audio) , once i click play button.
Each of the 200 numbers should get a call from their own numbers (spoof) simultaneously and all of them should hear the audio file played.
Please stay away if you dont understand what i m asking.
Max budget - 40 USD , it is merely a research item
4 freelancers are bidding on average ₹31111 for this job
I can provide you the desired solution. The Caller ID depends upon the provider, if they allow we can send same number as caller ID. Lets discuss further and start this project