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This was a demo unit and was never installed in a vehicle.  It is LIKE NEW!  Comes with wire harness and everything seen in the photo. Tested good in working condition.  Sold as is. 

Different size and shape buttons are located quickly allowing you to operate all the light and siren functions without taking your eyes off the road
Backlight brightness is officer adjustable giving you the appropriate lighting for your eyes
PA Microphone is officer adjustable to meet varying noise conditions
PA stuck mic sensor automatically returns the siren to normal function should the microphone get stuck in PA mode
Built in "Battery Voltage Check" Sensor shuts down lights and sirens when voltage runs below a programmed setting. No more dead batteries after a call!
Sleep Mode Timer to shut the lights and siren off after a specific preset time if the ignition is turned off
Horn-ring transfer allows you to effortlessly scroll through siren functions on steering wheel without having to take your eyes off the road
Built-in Park Kill to automatically turn lights and siren functions off when vehicle is put in park. Feature also designed for positive or ground inputs so that park kill can also be activated by other inputs

Design Features
Configure the Auxiliary buttons to be disabled when the car ignition switch is turned off (i.e. gun lock button will not stay activated when the car is turned off and the sleep mode timer turns on)
Sleep mode now offers three additional times (1 hour, 2 hour, 4 hour)
Z3 system will not lock up Configuration Software if the ignition input is on while connected to computer
Add ability to restore last known state of operation after loss of power
Sleep mode override feature allows you to instantly exit sleep mode
Over voltage protection function has been enhanced for newer vehicles that charge the battery at a higher voltage
Z3 system can be operated from multiple control devices (control head, Z3 SWIF) using Z3 HUB
Configuration software has been enhanced so you can configure the siren with the ignition on
Easier to get back to the General Configuration screen with highly visible button in the top right corner of the configuration software screen
Compatible with (2) Z3 control heads
Hands free mode is now always in ready mode
Control head is divided into 3 distinct zones: sirens & primary lighting (red), auxiliary lighting and other equipment (blue), and traffic or warning function (yellow)
Programmable 3-Level switch with a programmable 4th position
8 programmable auxiliary buttons (2 can be programmed for positive or ground switching)
5 programmable siren buttons (program different tones for each one)
ArrowStik functions can be programmed for different flash patterns and speeds for each direction, as well as the warning flash pattern itself
Intuitive Configuration Software easily loaded onto any PC using Microsoft Windows XP or Windows 7
USB connection allows configured siren to be downloaded to the amplifier in seconds
Program can be saved and then downloaded to multiple amplifiers in minutes
All connections to amplifier are done with plugs and connectors that snap in quickly and firmly
All fusing is easily accessible for quick changes should one blow (control head gives visual indication of which fuse has blown)
Control head connection is done with one data cable
PA microphone is connected to control head itself and not amplifier (no long interface cable needed for the microphone anymore)
Programming is stored in the amplifier and not the control head (if a control head goes bad simply attach another one and it will instantly work with existing amplifier)

General Specifications
Control Head: 6.80"L x 3.30"H x 1.07"D (Switch will increase depth dimension to 1.95"D)
Amplifier: 9.75"L x 6.832"W x 3.936
Light Control Current Load
3-Level Switch, 4 Outputs, 50 Amps Maximum Combined Total
Auxiliary Switches A thru D: 5 Amps Maximum Each Aux
Auxiliary Switches E thru H: 10 Amp Maximum Each Aux
Total Siren Output Capacity: 200 Watts (can drive two 100 Watt speakers)
Operating Voltage: 10-15 VDC (negative ground)
Operating Temperature: -22F to +149F (-30C to +65C)
Meets SAEJ1849, California Title 13, and ECE R10.03 when properly configured
Designed and Manufactured in St. Louis, Missouri USA

Code 3 Z3 Siren & Z3 SWIF

This speaker was never installed in a vehicle, it was a demo unit. LIKE NEW condition.  Tested good, works properly. Sold as is. 

The efficient and powerful C3100™ Series works seamlessly with all Code 3 sirens. Easily install and mount on the vehicle’s surface or grille with universal or vehiclespecific mounting brackets. Pair the speaker with the Banshee® amp to produce a low frequency tone.

Police equipment