<br><b>Specifications:</b> <br>Material: Plastic <br>Speaker Color: Black <br>Remote Control Color: Black <br>Working Voltage: 12V <br>Power: 100 W <br>Sound level: 120-150 dB <br>Instructions: <br>- Power siren with 12V or car battery. <br>- Button A: Tone 1 <br>- Button B: Tone 2, press to stop the siren. <br>- Button C: Tone 3. <br>- Button D: 4 Different Tones, press to change tone. <br><b>Noticed</b>: <br>- Not to be used as a replacement for professional equipment sirens. <br>- Will not be as loud as regular police car sirens. <br>- Not to be used on the public road unless you are licensed and have rights to do so. <br>Applications: Non-professional police car, security, volunteer firefighter, boat. <br>Package Weight : 505 G / 17.81 Ounces <br>Package Dimensions (L*W*H) : 180*170*120 MM / 7.09*6.69*4.72 Inches <b> <br> <br>Package Include:</b> <br>1 x Speaker <br>1 x Black Remote Controller