| Ceiling Speaker And Music System 3d Stereo Sound Hifi Dj. Features: Simple and Stylish Appearance, Constant Pressure Ceiling Speakers, Professional Public Address System. ABS Shell Using Environmentally Friendly Materials, High Temperature, Corrosion Resistance, Environmental Non-toxic, Durable. All-metal Dust Cover Design, the Use of Professional Stainless Steel Metal, Anti-aging, Anti-damage, to Prevent Pest Bite, Extend the Service Life. Simple and Convenient Wiring Port, You Can Quickly Link, Red is Positive, Black is Negative. Compact and Simple Spring-loaded Mounting Clips Make Installation Quick and Easy. Professional High-quality Transformer, to Ensure the Stability of the System,… | |