The app “ANT iUtility” stands for Antenna Information Utility. It has to connect wirelessly with a portable RET controller which accepts commands from iOS devices and convert to AISG-compliant RS485 commands to provide monitor and control RET controllers connected devices. It is compatible to AISG protocol version 1.1 and 2.0. The major functions provided in this app include to adjust and manage Remote Electrical Tilt (RET) actuators and Tower Mounted Amplifiers (TMA) devices.