The LTEM-XA easily connects to Resideo VISTA-15P, 20P, 128BPT, and 250BPT control panels. All signals are delivered to the AlarmNet Network Control Center, which routes the information to the appropriate central station. The state-of-the-art AlarmNet Network Control Center is fully redundant and monitored 24/7. AlarmNet can route messages using AlarmNet-i and 800 PLUS services, providing redundancy and multi-path message delivery. The CELL-ANTHBis an indoor cellular antenna kit for Honeywell Home AlarmNet Security and Fire Systems. This kit includes a high-gain dipole antenna that operates within 3G/4G/LTE frequencies and a cable extension that connects the Honeywell Home communicator to the dipole antenna (SMA-Female to U.FL Connectors).