The Pyle PMPRA514GR Megaphone provides 50 watts of powerful sound, ideal for a variety of indoor and outdoor events. It features multiple modes including Talk, Siren, Music, Whistle, and a 60-second recording feature. The built-in automatic siren alarm is perfect for emergency situations, while the aux input lets you stream MP3 and digital audio files. With its ergonomic pistol grip, lightweight chassis, and shoulder strap, this megaphone is easy to carry and use. It connects to external devices like smartphones, tablets, and iPads, and operates on 8 'C' batteries (not included).