SHIDU Voice Amplifier with Wireless Microphone Headset Bluetooth, 10W 1800mAh (S615UHF)
The S615 10W UHF wireless voice amplifier is a favorite device among anypreschool or school teacher, trainer, tour guide, coach, referee, patients,outdoor activity, sports event, public speaking, flea market, senior home,factory, yoga class, gym, and whoever & wherever your voice needs to beheard clearly and loudly
It isnot only a nice voice saver, but also support TF card & U disk, which couldlet you enjoy the wonderful music after work.\

Wide Application

Voice amplifier is an ideal device that helps spread announcements without any disturbances for Teachers, Kindergarener, Tour Guiders, Speakers, Lecturer, Presenters, Yoga Instructors, Gym Directors, Market Promotion, Coaches and More.

Specifications:
Output power: 10w
Frequency response: 90Hz-18KHz
Charging Voltage: DC 5v, 500ma
Working temperature: -10 degrees to 45 degrees¡¤ Material: ABS
Battery: 1800mA
Product Size: 106 mm * 86 mm * 42 mm
Unit Weight: 163g
Extend time: 8 to 10 hours
Music play time: 6 to 8 hours
Speaker Charging time: 3 to 5 hours
Mic Charging time: 2 to 3 hours
Package:
1 X S615 wireless voice amplifier
1 X Adjustable waistband
1 X Wireless microphone
1 X USB charging cable
1 X User Manual
Attentions!
1.Please do not put the voice amplifier with headset microphone too close(>40-50cm ) otherwise it will have a sharp noise.
2.Before using, please turn down the volume and then adjust the volume accordingyour need.
3. Do nopoint the microphone toward the speaker.