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ES7100D-SPK0021 is a one-channel 100 watt electronic siren model, it matches with a 100W Octangular speaker. It adopts the technologies of wireless voice, wireless data and PLL frequency stabilization, etc. and breaks off from the traditional binding connection limit for the sirens. The wireless remote control distance is above 10 meters and it comes with backlight on the remote. Equiped with two auxiliary light terminals on the main siren box, it can run two-channel 12V Led Lights and is with simple one button light control on the remote.You can use the PA system by pressing and holding the button on the side of the remote and speaking towards the microphone sound pickup hole. It has more than 20 warning tones to fit for Police, Ambulance, Fire, Breacher, Engineer and some other Special Operation Vehicles and occasions. With simple installation, convenient operation and stable performance, this siren could be a good choice for those vehicles and ocassions that have the demands for PA system and/or audio warning. 

Product Parameters: 

Model No.: ES7100D-SPK0021 
Work Voltage: 12V 
Work Power: 100W 
Impedance: 8 Ohms 
Net Weight: 4.5kgs 
Gross Weight: 5kgs 

Application: 

Suitable to be installed on all vehicles and devices that is with 12V DC power source. 

One Pack includes:

1 Siren Box ES7100+1 Octangular Speaker SPK002+1 Remote WRC-D (All as the main picture shown) +Wiring Accessories+User’s Guide