The Champion Sports 8 Watt Megaphone provides clear voice projection for large groups and open field use, with a sound range of 800 to 1200 yards. With power ranging from 8 to 12 watts, it features adjustable volume control to suit different environments and a built-in siren for added attention when needed. Designed for ease of use, this yellow megaphone includes an ergonomic handle and wrist strap for comfortable carrying and operation. It operates on six AA batteries, which are not included.