The speaker not playing audio
from USB memory
Battery: 7.4 V - - - 1 800 mAh
Frequency response: 150Hz- 20 kHz
Input: 100-240 V~ 50/60 Hz 12W
• Be sure that the memory con-
tains MP3 audio files.
• Verify that the memory is not
damaged.
Specifications
Input: 5 V - - - 2 A
Power output: 5 W x 4
Power converter:
Output: 5 V - - - 2 A
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