Manufacture and installation of a double-sided electronic message center LED display measuring 46"H X 94"W X 23"D and to include a 16"H X 96"W lighted header panel. The message center details must include 20MM monochrome display, letter heights from 6" to 38", amber LED lighting, wireless connection from sign to building (radio transmitter/receiver), control software installed on department's computers, graphic capabilities to include text, graphics, logos, basic animation, multiple font styles and sizes, including basic software. The header panel details must include a 16" X 96" internally illuminated cabinet with white lexan faces, printed translucent vinyl graphics on faces, high output fluorescent lamps and ballasts. The price is to include removal of existing sign cabinet, installation of new sign on existing posts, connection to existing power supply, and to remove, recondition and re-install roof structure over sign No additional specifications were given.