coffeebaron: US version: 1920-1930MHz
1920 - 1980 MHz Cellular communication services (Private Management Rights)
@JohnR will not be happy you killing his CAT4 LTE :)
Thanks good to know.
Hard to justify the $400+ pricetag to upgrade from our 2 x ATA's connected to the unidens, to the Yealink + extra handset though I have to say