The new PUMA digital audio processor is a freely designed audio processing and system control product, mainly used for high-end conference and sports venue sound reinforcement, with complete algorithm types and functions. Adopting advanced DSP processing technology and built-in excellent conference application technology, these have been accumulated and developed by S-Track for many years and will continue to be updated. It has rich I/O interfaces either, with only 1U PUMA processors equipped with multiple analog I/O interfaces, USB A interface, USB B interface, RS232 interface, and GPIO interface.