The battery-operated megaphone/bullhorn with siren is a portable and versatile communication device, perfect for outdoor activities or emergency situations. Made in China, this megaphone features a powerful siren for gaining attention and a clear sound output for projecting messages or announcements. With no box packaging, it is easy to transport and store, making it a convenient tool for various business and industrial applications, or even for personal use in presenting equipment. Ideal for amplifying sound in a variety of settings, this megaphone is a reliable and practical solution for communication needs. Works perfect. Only selling because my daughter drives me nuts with it.