• Bluetooth handheld megaphone horn loudspeaker loudspeaker broadcast tweeter outdoor loud public propaganda recording booth tour guide cashier vending machine artifact rechargeable portable selling goods and selling vegetables
  • Bluetooth handheld megaphone horn loudspeaker loudspeaker broadcast tweeter outdoor loud public propaganda recording booth tour guide cashier vending machine artifact rechargeable portable selling goods and selling vegetables
  • Bluetooth handheld megaphone horn loudspeaker loudspeaker broadcast tweeter outdoor loud public propaganda recording booth tour guide cashier vending machine artifact rechargeable portable selling goods and selling vegetables
  • Bluetooth handheld megaphone horn loudspeaker loudspeaker broadcast tweeter outdoor loud public propaganda recording booth tour guide cashier vending machine artifact rechargeable portable selling goods and selling vegetables
  • Bluetooth handheld megaphone horn loudspeaker loudspeaker broadcast tweeter outdoor loud public propaganda recording booth tour guide cashier vending machine artifact rechargeable portable selling goods and selling vegetables
Bluetooth handheld megaphone horn loudspeaker loudspeaker broadcast tweeter outdoor loud public propaganda recording booth tour guide cashier vending machine artifact rechargeable portable selling goods and selling vegetables
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Question: How to connect a high-power recording megaphone from a 12-volt battery to a 6-volt power supply

Answer: Answer: The stalls usually use hand-held megaphones (this is 6V), and they are often powered by old portable miner’s lamps.

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