Portable Microphone and Speaker Personal Voice Amplifier for Teachers Clip On Rechargeable Waistband Supports AUX MP3 Works for Coaches, Training, Presentation, Tour Guide Black

This voice amplifier is a portable public address system provides easier, more accurate communication in a noisy workplace, and increase effectiveness of classes, lectures, meetings, sales presentations. Makes life generally more pleasant and less frustrating both speaker and listeners. Specifications: Output power:10W Lithium battery:3.7V,1000mAh Charging voltage:DC 5V,500mA Charging time:3 to 5 hour Working time:(with 50% volume) 6~8hrs(musical mode) 6~8hrs(wired MIC mode) Package includes: 1* voice amplifier 1* wired microphone 1* charing cable 1* audio cable 1* waistband 1* manual Not include a charger ! Note: ?Microphone headset do not face speaker in case feedback happens' ?Record Mode is only available when TF card/USB Flash is on the device. ?Pacakge doesn't include TF card/USB Flash. ?During the record mode,short press the play/pause button to start recording and short press that button again to pause