VoiceBooster Voice Amplifier 12watts Black MR1505 by TK Products Portable for Teachers Coaches Tour Guides Presentations Costumes Etc.
- Small Super Powerful Voice Amplifier/Speaker. Size is 4.13in x 3.31in x 1.38in (105mm x 84mm x 35mm).
- Rechargeable lithium batteries that last 10-15 hours of continuous use. 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, MP3 cable, MP3 line in port, Microphone line in port.