Professional full-featured 1,000-channel UHF wireless system for the most demanding applications With the Nady 4W-1KU, you'll get the same exceptional sound quality every time, anywhere you take it. This reliable, road-ready system with tough all-metal casing features automatic scanning of 1,000 UHF channels, so finding usable, interference-free frequencies takes only seconds, and transmitter synchronization happens in a flash – literally. With True Diversity, a dual antenna design that maximizes range and eliminates dropouts, and two types of output connections (XLR or ¼” to connect to your equipment) the 4W-1KU delivers the clearest, most natural sound available in wireless today. The 1U rack-mountable receiver fits in a standard 19” rack, and the antennas can either be mounted in the back of the unit, or on the front panel using the included extender cables for best range and minimal interference. So, wherever you are, no matter how unpredictable the airwaves around you, when it's time to capture the moment, the Nady 4W-1KU got you covered. Specifications OVERALL SYSTEM Operating Frequency Range: 520.0-544.9MHz PLL system frequency stability: Frequency Response: 30Hz-18kHz (±3dB) Dynamic Range: 120dB Harmonic Distortion: Operating Range: 150-250 feet typical, 500+feet max line-of-sight 4W-1KU QUAD RECEIVER System: Dual conversion Super Heterodyne with True Diversity Sensitivity: -107dBm Audio Output Level (@ ±25 kHz deviation): ¼” Unbalanced: 360mV adjustable XLR Balanced: 24mV fixed BT-1KU LT BODYPACK TRANSMITTER RF Output Power: HI: +14dBm (25mW typical), LOW: +4dBm (2.5mW typical) Input Connector: 3.5mm TS jack with locking nut LCD Display: Group/Channels/Volume/Battery Level Battery Life: 8-10 Hours