1. The appearance of this machine is fine and beautiful, with silver panel and strong appearance texture. Independent design of panel, handle and knob

2. Exquisite workmanship and high-grade appearance. The whole machine is perforated from front to back to reduce wind resistance, enhance ventilation and reduce temperature rise

3. The protection circuit not only focuses on the DC protection of the loudspeaker, but also makes it adapt to the harsh working environment and work easily and stably

4. It has very small harmonic distortion, intermodulation distortion and transient intermodulation distortion