This megaphone is controlled by smart chip. All controllers are operated by one button.
• 10 Watt• Talk, Record, Play Music• 60 Seconds Recording & Playback• Audible Range- 1,140 Feet• USB Cable Included- Share your message to the masses. Our megaphone has 4 voulme settings to match your surroundings.At the highest volume setting, the sound is able to travel the length of 3 American football fields (380 yards)• Power Source: The 10Watt speaker is powered by a Rechargeable 3.7V Lithium Battery.Last 4-6 hrs of Continuous Use. 6 Hr Charge Time.• The Handle Folds-in and is designed to save space from Travel. Easily fits in to a Backpack or Duffel Bag.Battery installation:Press the button and open the back cover, then put battery into the corresponding slot and close the back cover.