Portable 15W Speech Amplifier Wired Microphone Audio Compatible Speaker Teacher Instructor Guide Powerful Sound

15W Portable Voice Amplifier Wired Microphone AUX Recording Personal Audio Speaker For Teachers Instructor

Specifications:

1. Output Power: 15W

2. Charging : DC 5V, 0.5A

3. Lithium Battery: 3.7V, 2000Mah

4. Working Time:With 50% Volume

8~10 Hours (Musical Mode);

10~12 Hours (Wired Mic Mode)

5. Charging Time: 3~5 Hours

6. Product Size: 11.6cm*8.5cm*4.0cm

7. Unit Weight: 263g

8. Available Color: Black

9. Working Temperature: -10~45

10. Frequency Response: 200Hz~18Khz

11. Sound Covera: 800

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