Features: Rackmount Quad-Channel Receiver, Four SLXD1+ Bodypack Transmitters, Wide 138 MHz Tuning Range, Two Removable Antennas, RF Cascading, Two RJ45 Ethernet Connections, Digital Predictive Diversity Reception, Adjustable Output Level, Audio Summing, Expandable to 32 Mic Channels/330' Range, For Small to Medium Venues & Events