Portable Voice Amplifier Megaphone Mini Speaker with Microphone Rechargeable Ultralight Loudspeaker for Teachers

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.Note:1. In order to achieve the best sound amplification, place the microphone 1cm in front of the mouth and speak at the microphone ;2. If there is a howling, please turn down the volume and pull the machine and the microphone away to prevent interference;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.Specification:Output power: 12WCharging voltage: 5V 1AUse music time: 6-8 HoursFrequency response: 50Hz-15000HzWorking temperature:-10℃~45℃Use of amplification:6-8 HoursCharging time: 4 HoursPackage Include:1 x Black Voice Amplifier1 x Wired Microphone Headset1 x Waistband1 x Cable1 x User ManualTeachers and activities, wireless karaoke speaker 4, sound effect guitar

• 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.
• In order to achieve the best sound amplification, place the microphone 1cm in front of the mouth and speak at the microphone ;
• A rechargeable system for classroom or voice amplifier microphones and handheld microphones