You can record your voice with your smartphone and then syn with Camtasia 2018 and use Audacity to make the voice professional.
Similarly, if you can't buy a DSLR camera, learn the smartphones camera handling techniques to make it look professional with your smartphone.
Also if you have a slow net, and you wish you have 1Gbps net, you can easily buy an RDP in Rs. 500 to do the amazing things, and you can use it as if you have the 1Gbps internet on your laptop.
Be creative! Find a solution to your problem with the things you have now.
Note:
I published a post today at 9AM instead of 9PM, and it was the mistake. I learned two things from it.
I love making mistakes, and then learning from the mistakes is a part of my life!