Features:

This is public security alarm tone,fire adjustment,ambulance transfer,engineering transfer,transportation notes,protocol transfer,air defense,reconcile the two kinds of whistle-tuning of nine kinds of policing,equipped with two independent lights control switch,with voice Zoom function,alarm output volume can be adjusted.
Statements and clear sound loud and clear,the police transferred bass vigorous,penetrating power.Wood Alarm also has short-circuit, over-current,reverse polarity protection and so on.The alarm reliable,simple operation,easy installation,nice shape.

Specification:

Speaker Unit
Color: Black
Construction: ABS plastic Bell& Metal
Sound Output: 100 Watts
Siren Box Unit
Output:100W
Output Impedance:8Ω
Voltage:DC12V
Current:7.5A
Light-controlled switching current:10A
Frequency range:420Hz-1780Hz
Temperature:0°c--+55°c
Host weight:1.1kg
Host size:133x 152x 38(mm)
policing standards:GB8108-1999

Note:

1.Alarms must be professional installation, line connection and maitenance
2.Alarms can not be installed in the airbag within the Layout
3.Alarms should be installed in the driver's user-friendly area
4.The Alarm without waterproof,the installation should reject between the water and away from heat sources to ensure good ventilation to avoid overheating
5.Speaker Unit is easy to install anywhere with 12V DC Power - Operation Manual is included
6.No installation guide provided, please consult with car audio installer or mechanic
7.Custom installation required. Requires 12V Power delivered to 2 wires. You may have to extend the wire between the speaker and the control module if you are mounting this in your engine bay. Please check above installation guide before purchase
8.If you are installing this on your cigarette plug in your vehicle, you may need to increase the fuse on your cigarette outlet

• Siren: 100 Watt amplifier. 8 Tone Hands-Free Operation
• Equipped with two independent lights control switch,with voice Zoom function,alarm output volume can be adjusted
• Speaker: 100-watt Heavy Duty Speaker, designed to works with most electronic sirens
• This Speaker is 12volt 8-Ohm, 100watt, designed to withstand all weather conditions
• Package included: 1 x Siren Box Unit; 1 Speaker Unit; 1 x Metal Bracket Mounting & Wiring Accessories Operation Manual

Siren: 100 Watt amplifier. 8 Tone Hands-Free OperationHexautoparts