the calls that go through it seem to get more static and fading, and the coverage is not as good as the literature would have you believe.

The coverage is not as good as it should be for the price

Again if you have decent coverage outside this thing will improve inside coverage

I have my unit in the middle of my home trying to get the best coverage, mounted on a wall, outdoor antenna is mounted on my highest point of roof about 8ft up on a

Works well coverage is more like 1000 sqft

If your cell phone signal is only 4G, you apparently must have one of the newer zBoost 4G products to work.

Additionally, the 4G works on the phones, where previously it did not.