upgrade your phones to 1.1.1. there are roaming improvements and survey improvements.

It is still worth looking into. The Xirrus guys I dealt with provided a free survey based off their device of course, and let us test 2 arrays . That was a year ago. We haven't had a complaint since. Building is 15 to 20,000 sqft made of brick and c...

What model phones are you using and what firmware? Was the hotel surveyed for voice?

another possible solution would be xirrus arrays. google xirrus.