Heinrich's CE3500 Conference Controller offers robust functionality and versatility for managing conferences and meetings with ease. With a power consumption of 450W, this controller can support up to 60 delegate and chairman microphones, with the option to expand support to 200 units by adding additional Extension Power Supply Units. Equipped with four group 8-DIN sockets for multi-line connections, it ensures seamless communication. Featuring a wired microphone input port with independent volume adjustment, along with audio input signal and REC output, it offers flexibility in audio management. The built-in 1W monitor loudspeaker with volume adjustment and independent system volume control further enhances user experience. With RCA input for telephone connectivity and XLR output for mix output, including two groups of TRS and RCA, it offers comprehensive connectivity options. Designed with convenience in mind, it comes with a special "T" type single cable with DIN socket and is suitable for both tabletop and 19-inch standard frame installation.