The MegaVox Deluxe Package (MEGA-DP) comes with a portable public address system that is lightweight, loud, and easy to carry. It is the most reliable PA system on the market. It includes the MEGA-8000U1 speaker which comes with built-in bluetooth, one built-in 16 channel wireless receiver, and your choice of wireless mic. It also includes a MEGA-8001 companion speaker, connection cable, and two speaker stands. Every MegaVox also comes equipped with an alert siren, a wired microphone, and a convenient shoulder strap. It has a built-in rechargeable battery that runs up to 10 hours on a single charge. Use it for sports, marching bands, emergency situations, crowd control, auctions, or on the play ground.