The MPH15 is a durable pistol grip megaphone with a collapsible handle. It features a built in microphone with integrated controls. In addition, it comes with a preset police siren. The MPH15 runs off 6 C batteries (not included).Features:Great for making announcements at small gatherings and partiesLight-weight, foldable compact design for maximum portabilityNoise effect features for additional funExtended battery capabilities give you enhanced playtimePeak Power: 15 WattsBuilt in MicrophoneInput: Aux 3.5mmUp to 5 hours of continuous useBattery: 6C batteries (not included)Antifeedback Microphone TechnologyABS construction and ergonomic folding pistol gripHandheld or shoulder strap (included)Police SirenVolume ControlDimensions (L x W x H): 5.5x5.3x9The MPH15 is a durable pistol grip megaphone with a collapsible handle. It features a built in microphone with integrated controls. In addition, it comes with a preset police siren. The MPH15 runs off 6 C batteries (not included).