Portable Voice Amplifier Megaphone Mini Speaker with Microphone Rechargeable Ultralight ,True Acoustic Power Amplifier

<p>Note: </p><p>1. In order to achieve the best sound amplification, place the microphone head 1cm in front of the mouth and speak at the microphone head;</p><p>2. If there is a howling, please turn down the volume and pull the machine and the microphone away to prevent interference;</p><p>3. It is recommended to charge the battery after using up. If it is not used for a long time, it should be charged once a week.</p><p></p><p>Specification:</p><p>Output power: 12W</p><p>Charging voltage: DC 5V 1A</p><p>Use music time: 6-8 Hours</p><p>Frequency response: 50Hz-15000Hz</p><p>Working temperature:-10~45</p><p>Use of amplification:6-8 Hours</p><p>Charging time: 4 Hours</p><p>Package Include:</p><p>1 x Black Voice Amplifier</p><p>1 x Wired Microphone Headset</p><p>1 x Waistband</p><p>1 x USB Cable</p><p>1 x User Manual</p><p>Related Products:voice amplifier,megaphone,speaker with microphone,voice amplifier for teachers,bullhorn megaphone,voice amplifier wireless microphone,portable pa system,teacher microphone for classroom</p>

• This Voice Amplifier is a multifunctional portable loudspeaker with sound-amplifying, digital music playing function.
• Imported high-power amplifier chip and advanced off-fidelity amplifier master control.
• Using high-power speakers, this sound effect is clear and loud, covering a wide range of transmission.
• High capacity, high safety, class A 18650 lithium battery.