Mgrolx Portable Megaphone Spearker/Bullhorn-With Built-In Siren/Alarm-Music-30 Watt Power & 800 Yard Range-Sliding Volume Adjustment-Powerful And Lightweight-Er46S (Blue, 6.3 X 10.0)Have you ever been in a noisy environment, trying to make your voice heard but not being noticed This amplifier requires only 4 1 batteries but delivers 30 watts of sou..

Mgrolx Portable Megaphone Spearkerbullhorn-With Built-In Sirenalarm-Music-30 Watt Power 800 Yard Range-Sliding Volume Adjustment-Powerful And Lightweight-Er46S (White, 63Aa X 100Aa)Have you ever been in a noisy environment, trying to make your voice heard but not being noticed This amplifier requires only 4 1 batteries but delivers 30 watts of soun..

Mgrolx Portable Megaphone Spearkerbullhorn-With Built-In Sirenalarm-Music-30 Watt Power 800 Yard Range-Sliding Volume Adjustment-Powerful And Lightweight-Er46S (Pink, 63Aa X 100Aa)Have you ever been in a noisy environment, trying to make your voice heard but not being noticed This amplifier requires only 4 D batteries but delivers 30 watts of sound..