The Pyle PMPRA514PK Megaphone offers 50 watts of powerful sound output and is designed to be versatile with several modes including Talk, Siren, Music, Whistle, and a 60-second recording function. It features an aux input for streaming MP3 and digital audio files, and includes a built-in automatic siren alarm for emergencies. The megaphone also comes with a plug-in handheld microphone and an adjustable volume control. Its ergonomic pistol grip and lightweight design, coupled with a convenient shoulder strap, make it easy to carry. It operates on 8 'C' batteries (not included) and can connect to external devices such as smartphones, tablets, and iPads.