It is made of 15mm plywood, the surface is water-based spray-painted, high-grade and wear-resistant;
The mesh cover adopts the cotton sticking process, which can prevent dust or liquid from entering and affect the sound quality, increasing the service life;
Passive subwoofer, unique box structure design, high-power custom bass unit; the bass frequency is as low as 33Hz, providing powerful low- frequency effect;
According to national standards, use professional life tester to work continuously for 100 hours at rated power to ensure the stability of the speaker;
Each speaker is strictly tested by professional acoustic equipment to ensure the consistency of the speakers;
Professional speaker sockets and plugs with good electrical characteristics;