Product: VoiceBooster Voice Amplifier 10watts Black MR1506 by TK Products, Portable, for Teachers, Coaches, Tour Guides, Presentations, Costumes, Etc.
Brand: Voice Booster
Color: Black
Small Super Powerful Voice Amplifier/Speaker. Size is 3.75in x 2.81in x 1.08in (90mm x 70mm x 27mm)
Rechargeable lithium batteries that last 6-8 hours of continuous use before needing a charge. Battery life will last 2-3 years.
Very loud, excellent clarity, low feedback. Sound covers over 3,500 square feet.
Can also be used MP3 speaker. The amp has a microphone input and a MP3 input.
Comes with Headset microphone, Charger cable (US plug), MP3 cable (male to male 3.5mm), MP3 line in port, Microphone line in port

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