Portable Voice Amplifier phone Mini Audio Speaker With Microphone Rechargeable Ullight Loudspeaker For Teachers

Feature:This Voice Amplifier is a multifunctional portable loudspeaker with sound-amplifying, dial music playing function.ed high-power amplifier and advanced off-fidelity amplifier master control.Using high-power speakers, this sound effect is clear and loud, covering a wide range of nsmiion.High capacity, high safety, cla A 18650 battery.Note:1. In order to achieve the best sound amplification, p the microphone head 1cm in front of the mouth and speak at the microphone head;2. If there is a howling, please turn down the volume and pull the hine and the microphone away to prevent interference;3. It is recommended to charge the battery ar using up. If it is not d for a time, it should be charged once a week.Specification:Output power: 12WCharging voltage: DC 5V 1A music time: 6-8 HoursFrequency response: 50Hz-15000HzWorking temperature:-10℃~45℃ of amplification:6-8 HoursCharging time: 4 HoursPackage Include:1 x BlaVoice Amplifier1 x Wired Microphone Headset1 x Waistband1 x USB Cable1 x r Manual