Looking forward to 750, how is the sound quality?

Yearning for 750 stereo with high-end ceiling stereo, tri-band design, excellent sound quality, no noise, no sound interruption, suitable for high-end background music in shops, families, hotel rooms and other places, with wide coverage and stereo surround sound effects; The magnetic suction net cover and magnetic suction buckle are easy to assemble and disassemble; Imported high-efficiency polyester foam hanging edge sound basin.