Digital life charges

Why am I being charged $350 to move my services?

I have been a customer of AT&T, Direct TV and Digital Life for over 4 years, and just bought a new house. I am being told I need to pay $350 to simply move my Digital Life services even though I have 3 cameras that I will take with me as well as other equipment. This is ridiculous. If this cannot be settled, I will need to cancel my services. I’m so (Edited per community guidelines)!!!