12V 130dB Customizable Sound Car Warning Alarm Police Siren Horn Speaker With Amplifiers MIC System and Card reader MP3 player

Features:-Input Voltage: 12V-24V DC-Output Power: 25W-Resistance：4Ω- Easy to install anywhere with 12V-24V DC power- Siren: 25 watt amplifier.- It has microphone functions. (You can record your own voice through a microphone and play it through a speaker-For specific operations, please refer to the demonstration in the video)-Custom sound can be achieved through the included card reader (without a memory card, purchased by yourself) or your own USB drive-For specific operations, please refer to the demonstration in the video- Universal for all kinds of 12V-24V cars and vehicles.- Low energy consumption, long life and reliable performance, easy to operate.Professional Installation Recommended:- If you are installing this on your cigarette plug in your vehicle, you may need to increase the fuse on your cigarette outlet.- Easy to install anywhere with 12V-24V Power.- No installation guide provided, please consult with car audio installer or mechanic.- Custom installation required. Requires 12V or 24V 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.Package include:1 x Speaker Unit1 x Amplifier1 x card reader (without a memory card, please purchased by yourself)