The Shure PSM900-K1E Wireless Monitor System is a wireless in-ear monitoring system that provides clean accurate sound to your performers on-stage without having to worry about the hassle of wires. Packed full of features for accuracy and reliability the PSM900 provides clear uncoloured sound to up to twenty performers at once. Precise radio frequency filtering in the systems front-end prevents interference and drop-outs for performance that can be relied on. Automatic RF gain control dynamically prevents signal distortion for further clarity and quality. Consisting of Shures PSM900 transmitter in a convenient half-rack size with an easy one-button sync function this system can be expanded easily and integrated into any live rack in a compact form. The P9RA+ bodypack transmitter blends analog and digital architecture to achieve higher headroom and improved stereo imaging. Get wireless monitoring that you can rely on with the Shure PSM900 system.