AS 2X100W Federal Siren Kit PA3000E-SPK0022 4-Piece Pack 20 Tones 12V with Siren Box Speaker Wireless Remote Microphone Fit for Police Ambulance Fire Traffic Vehicles One Pack includes: 1 Siren Box PA3000+2 Octangular Speaker SPK002+1 Remote WRC-E(All as the main picture shown) +Wiring Accessories+Users Guide It is a two-channe 2X100W siren bundle working with two powerful speakers. It contains microphone and has more than 20 tones to fit for police, ambulance, fire, breacher, engineer and some other special operation vehicles. It can run two-channel 12V Led lights and control the lights by the remote conveniently. The backlight designed wireless remote control distance is above 10 meters.