The CP Beam Antenna is a lightweight, circularly polarized beam antenna (470-698 MHz) designed to be used with IEMs, wireless microphone systems, and other UHF communication devices. The CP Beam is easy to set up and transport fitting in a 2RU rack drawer and weighing just 2.5 lbs and compresses for easy storage. To use, disconnect straps and extend CP Beam. Connect coaxial cable (not included) to receiver, transmitter, or antenna combiner. Provides up to 9 dB of antenna gain. Mounts to ¼"-20, 3/8"-16 or 5/8"-27 threads.