Emergency Hand Mike Built-in Siren 25W Megaphone ER-66 USB with recording

Power Megaphone ER-66 Power: 25W Max Built-in Whistle Function Built-in Siren Function Hand Grip Type external wired microphone, USB & SD card slot and AUX jack. Material: PVC, ABS Shoulder Strap External Power Source 12V Battery or 8-1.5V DC (Not Included) Power 25W Max Range 0.8~2km Depending on Operating Conditions Speaker Impedance 8. Weight 1.7 kg (with batteries) Approx. Megaphone is suitable to provide a louder voice for indoor and outdoor public address scenarios. Megaphone equipped with Built-in Siren, Hand Grip, Shoulder Strap, and portable audio system. Hand mike is a voice louder system when you speak into it. This is sometimes raising your voice is not enough to be heard in the crowd area. Hand Mike will be absolutely perfect.