Beilarly professional audio equipment goes to the world-American stadium performances, Beilarly audio engineers have developed a sound solution for them based on the performance characteristics of the stadium and the requirements for sound: using QQ10B line array sound system as the main sound reinforcement collocation The S-218 + dual 18-inch ultra-low speakers ensure that the sound field of the whole performance is not only evenly covered, but also the sound quality is clear, making the mid-range round and full, the high frequency is delicate, and the low-frequency dive is full of flexibility, ensuring every corner of the performance site Can enjoy the perfect music experience.