With the Ultralink UL2000M you can choose from 320 transmission frequencies and enjoy the powerful advantage of simultaneous operation for up to 20 systems. The IRC compander guarantees incredible dynamics and low noise. The microphone has an excellent cardioid pickup pattern, making it perfect for vocal applications. A high-performance compander system guarantees extremely high dynamic range, an optimal signal-to-noise ratio and an ultra-wide audio transmission range. The ULTRALINK ULR2000 true diversity receiver easily fits into your 19" rack and can be mounted with the included rack-mounting kit.