User's Guide

https://www.sprint.com/en/legal/signal-boosters.html?id16=signal%20booster
https://support.t-mobile.com/docs/DOC-9827
https://www.verizonwireless.com/solution-and-services/accessories/register-signal-booster/
http://securec45.securewebsession.com/attsignalbooster.com/
https://www.uscellular.com/uscellular/support/fcc-booster-registration.jsp
Clear Call User Guide