Specifications:

1. Output power: 10W
2. Charging Voltage: DC 5V, 500mA
3. Battery: 3.7V, 1800mAh
4. Working time: with 50% volume 10~15hours (MIC mode)
5. Charging time: 3-5 hours
6. Product size: 92*75*30mm
7. Unit weight: 121g
8. Working temperature: -10℃~45℃
9. Frequency response: 90Hz~18KHz
10. Sound coverage: 500㎡

Main features:
1. Power double magnetic trumpet --- more clear and penetrating;
2. Adopt  Acoustic amplification electroacoustic system;
3. Equipped with  special acoustic microphone --- Hi Fi original sound amplification;
4. Super MP3 audio encoding technology --- support TF card & U flash disk.

Color: blue; black