Specifications include, but are not limited to:The Contractor must furnish and deliver Sound Equipment and Services for City Festivals to, City of Chicago, Department of Cultural Affairs and Special Events. The City will be producing Festivals on the main stage at the Petrillo Band Shell in Grant Park, Pritzker Pavilion in Millennium Park and also at the ancillary stages that will be erected by the City for various Festivals. The Contractor will be required to provide all materials, equipment, sound technician labor (“Technician(s)”), and engineering services that are necessary to provide a complete and professionally installed sound system for each stage at each Festival. The Equipment and Technician requirements for each stage at each festival are described in this specification. The descriptions in these specifications of the Equipment and Technician that will be required for each Festival are not intended to be exhaustive, and additional Equipment and/or Technician(s) may be required for any or all of the Festivals.The Contractor must provide skilled and experienced personnel to set up and take down Equipment at the Festival locations, as more completely described in this Specification and the Contractor must maintain and operate all Equipment at each stage for the duration of each Festival. All personnel must have experience performing its duties in outdoor venues, and all Technician(s) should be experienced in extremely quick changeovers (less than 15 minutes). In addition, if the sound system at any stage fails to operate correctly during a performance of at any other time during a Festival, the Contactor’s Technicians will be required to troubleshoot and repair the Equipment immediately upon being notified by the Production Manager or DCASE