The Polsen ULWS-216 is a dual 16-channel UHF wireless lavalier microphone system designed to transmit ready-for-broadcast audio up to 140' in conferences, houses of worship, interviews, theater production, and more. This frequency-agile system features a true diversity receiver, two beltpack transmitters, and two lavalier microphones along with all the accessories you'll need to get started. With 16 channels across 25 MHz of bandwidth in the future-proof 500 MHz frequency band and 10mW of RF output power, it delivers strong, versatile, and reliable signal with minimal interference for a wide variety of applications.The receiver boasts balanced XLR and unbalanced 1/4" outputs to accommodate connection to the low-impedance mic inputs on a mixing console or the line inputs of a portable PA system. Its dual antennas are detachable and adjustable. The front panel's controls and displays allow easy configuration and clear viewing of system parameters. Each microphone utilizes a condenser capsule for sensitive audio capture and a cardioid polar pattern for off-axis noise rejection. Up to eight hours of operating time are granted by the included AA batteries. Connect the mics to the supplied beltpack transmitters, which offer selection of mic or line input mode.The system is comprised of the receiver, transmitters, microphones, batteries, windscreens, antennas, tie and belt clips, and DC power supply.