1. RECORDING FEATURE -The Megaphones introduces Recording feature (8 seconds) where you can record anything anywhere at any time and can play it 1000 times with just a push of a button.2. Can be used indoor and outdoor fire officers mentors police fire-fighters cheerleader schools sports activities occasion organizers directors and for various reasons and occasions.3. The Portable Megaphone Amplifies your voice through the mic. This electronic bullhorn/ megaphone can possibly cover 400 yards. Tough ABS Plastic Moulded body for lightweight and rugged use.4. Our versatile product has been fitted with an advantageous conveying strap. Our megaphone/ bullhorn works with batteries. (batteries not included)The Megaphones/ Bullhorns amplify an emergency tone with adjustable volume control through the megaphone can be easily folded to make it compact for easy portability.