DescriptionThis item is a Granvoz ER-66S USB-LI power megaphone loud hailer. Features: It includes a rechargeable lithium battery, USB flash drive reader, and SD memory card slot for MP3 audio projection. Functionality: The megaphone features a detachable handheld microphone with a spiral cable and a built-in (sirinPower: It offers a maximum power output of up to 50 watts. Range: It provides a sound range of up to 1,500 meters. Key FeaturesPower Output: Typically delivers between 25W and 50W of power, allowing sound to project clearly over long distances, often reaching between 700 meters to 1 kilometer.Microphone Options: Features a detachable handheld microphone with a coiled cord, allowing you to operate the megaphone from a distance or use the trigger switch on the pestol) grip.(Sirin& Recording: Includes a built-in sirin alarm for emergencies and often has a recording/playback function to loop specific announcements.Multiple Inputs: Equipped with USB and SD card slots, enabling the playback of MP3 digital audio files directly from flash drives or memory cards.AUX Input: Some models include a 3.5mm AUX input to connect external devices like smartphones or music players.
