Features: Elegant and beautiful design, looks very delicate. With the metal base, this speaker is very easy to install. The sound of 110db is very clear and loudly enough to alarm you in emergency. Constructed from premium quality plastic materials to ensure strength and durability. Suitable for the car, truck or other vehicles use, which can provide the 12V DC power. Specification: Condition: 100% Brand New Material: ABS/PP Color: Black Rated Voltage: DC12V Rated Current: 320ma Operating Voltage: DC6-12V Sound Level: 110db Sound Type: Monophonic Product Size: Approx. 10 * 10.5cm / 3.9 * 4.1inch Package Weight: Approx. 292g Package Included: 1 * Sound Horn Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures. Features: Constructed from premium quality plastic materials to ensure strength and durability The sound of 110db is very clear and loudly enough to alarm you in emergency With the metal base, this speaker is very easy to install Suitable for the car, truck or other vehicles use, which can provide the 12V DC power