VocoPro Champion-Rec/RV Speaker ONLY | PSSL ProSound and Stage Lighting
Amazon.com: Pioneer TSW312D4 Champion Series 12" 1500 Watt Dual 4 Ohm Voice Coil DVC Car Subwoofer : Electronics
Amazon.com : Champion Sports Megaphone with Siren, Handheld Microphone, Shoulder Strap, 1200 Yard Range - Powerful Bullhorn Loudspeaker with Adjustable Volume Control for Sport Events, Concerts, Crowd Control : Coaches Megaphones : Sports & Outdoors