AmpliVox Deluxe Wireless Quad Horn Half-Mile Hailer Kit Black. Lets you see and be seen. Great for athletic events band practice field days public safety law enforcement outdoor marketing events crowd control auctioneers political campaigns missionaries - any outdoor event. Power with 10 D-cell alkaline batteries (not included) for up to 200 hours or Optional 1460 AC adapter or S1465 Rechargeable NiCad Battery Pack (requires S1460 AC adapter). Includes SW610A and ADDS extra horn speaker 2 Heavy Duty tripods (S1080) and carrying case on wheels. Specifications for AmpliVox Deluxe Wireless Half-Mile Hailer Kit: Manufacturer: AmpliVox Condition: New Color: Black Features of AmpliVox Deluxe Wireless Half-Mile Hailer Kit Outdoors Covers audiences up to 5000 50W wireless multimedia stereo amplifier with built in 16 Channel UHF receiver; 584-608MHz Weatherproof reverberant horn speaker Delivers 108db sound pressure level over the 584-608MHz. audio range Lapel & Headset Mics with body pack transmitter Shoulder strap Power with 10 D-cell alkaline batteries (not included) for up to 200 hours or Optional 1460 AC adapter or S1465 Rechargeable NiCad Battery Pack (requires S1460 AC adapter). Package Contents: AmpliVox Deluxe Wireless Half-Mile Hailer Kit SW610A S1264 Horn speaker 40 ft. cable S1601 Wireless body pack transmitter lapel/ headset microphonesTwo S1080 Heavy-Duty Tripods S1960 carrying case with wheels and retractable luggage handle AmpliVox SW662: Deluxe Wireless Quad Horn Half-Mile Hailer Kit Black