Voice microphone charging treasure, but pull plug boot after the indicator light is not bright, how ah?
Loudspeakers can be divided into several types according to their size, mode of use and use. Each has its advantages. Portable speakers are generally only power 3--8W because of shape, size, and horn. But the wireless megaphone and the wired loudspeaker are different in size and different in use. The smaller size is suitable for the use of teachers and guides. They are hung on the waist to make the hands more free, and the power is usually 3W-8W. Large, suitable for outdoor activities, summer camps, extra-curricular lectures, such as large traffic flow, power is 35W---95W. The loudspeaker is according to the use of lithium battery type as a classification of. It solves the environmental pollution problem of traditional dry battery, it is mainly used for power amplifier of mobile phone lithium battery technology.
It doesn't matter if you don't affect the charge. Maybe the LEDs are out of order.
If the loudspeaker can be used properly after charging, the indicator or current limiting resistor is broken and can be replaced. If the switch is switched on after charging, the loudspeaker does not turn off. That is, the internal power circuit of the loudspeaker is out of order and can not be charged.
If the loudspeaker can be used properly after charging, the indicator or current limiting resistor is broken and can be replaced. If the switch is switched on after charging, the loudspeaker does not turn off. That is, the internal power circuit of the loudspeaker is out of order and can not be charged.
