The CSU4000 is a professional UHF wireless receiver designed for conference and multi-channel system applications. It is fully compatible with CST4000 microphones, managing up to 4 simultaneous UHF channels to ensure stable, clear, interference-free reception. The unit features an intuitive LCD display that provides detailed information on frequencies, groups, channels, audio levels, and connection status. Thanks to the REMOSET function, the CSU4000 can automatically synchronize transmitters via RF signal, greatly simplifying system setup. The CSU4000 offers balanced XLR and unbalanced 6.3 mm jack audio outputs, along with integrated RF and power outputs, allowing cascading of up to 10 units without external splitters. It is the ideal solution for professional setups in conference rooms, institutional spaces, and government applications.