D4 integrates powerful DSP processing capabilities and all the functions required for PA systems. Equipped with 4 channels input, can be switched between analog and AES, 8 channels analog outputs.

Powerful DSP processing function, each input and output channel has EQ, voltage limit, filter, FIR, matrix and other functions;

D4 has 24 memory programs, 64 different speaker presets, flexible system control and speaker management, so that you can complete the system setting with simple setup.

Specially customized computer software achieve network remote control and monitoring under the TCP/IP agreement.