Amplivox Wireless PA System,  Half-Mile Hailer With Wired & Wireless Mic

• Reaches audiences up to 3,000 people
• Weatherproof horn speaker carries sound the length of a football field
• 50-watt wireless multimedia stereo amplifier with built in receiver
• Wireless lapel and headset mic with body pack transmitter
• Shoulder strap for easy portability
• Optional AC adapter S1460 or powers up to 200 hours with 10 D-cell alkaline batteries