Feedback Suppressor - The digital processing chip operates with high configuration, automatically recognizes audio signals, suppresses feedback sounds in all directions, effectively prevents howling, improves the working quality of the equipment, and outputs pleasant sounds. 8 Howling Point Memories - Professional automatic feedback suppression algorithm supports 8 howling point memories, which provides an anti-howling effect and more effectively protects expensive equipment such as power amplifiers and speakers. 5-Level Parametric Equalization - The internal circuit adopts 5-level parametric equalization and digital frequency shifting anti-howling technology, which can effectively increase the microphone pickup distance to prevent howling, and the effective anti-howling can reach 99% Diverse Functions - Full-featured interface, metal snap interface technology, XLR interface to ensure signal stability. A variety of input and output types are available High-Quality Material - Metal material, brushed glossy panel, beautiful and fashionable texture, suitable for KTV/home entertainment/performance conferences, etc.