Wireless Portable Speaker Teacher Special High-Power Outdoor Tour Guide Shouting Explanation Loudspeaker ,Powerful Voice Amplifier

<p>1. Output power: 20W</p><p>2. Charging : DC 5V, 2A</p><p>3. Lithium battery: 3.7V,2500mAh</p><p>4. Working time:5-6hours(with 50% volume )</p><p>5. Charging time: 3-4 hours</p><p>6. Product size: 120*102.5*54mm</p><p>7. Unit weight: 424g</p><p>8. Gross weight:690g(with packa)</p><p>10. Working temperature: -10~45</p><p>11. Frequency response:80Hz~18KHz</p><p>12. Wireless distance: 30-35m</p><p>Related Products:voice amplifier,voice amplifier for teachers,voice amplifier wireless microphone,amplificador de voz,portable voice amplifier,wireless voice amplifier,microphone headset for speaking,sound amplifier listening device,mini voice amplifier</p>

• 1. Stylish, ergonomic and comfortable design;
• 2. Adopt UHF high frequency wireless PA
• technology, transmission distance up to 35m;
• 3. 5.0 EDR chip, singnal transmission more fast and stable;
• 4. Adopt 3.2 inch Hi Fi double magnetic big-size trumpet, maximum peak up to 20W;
• 5. Adopt original sound amplification electroacoustic system, which can amplify the soundin a real & stable way;