XH-A153 Wireless Bluetooth Digital Power Amplifier Board PAM8403 Class D 5W+5W Stereo Voice Player | Электроника

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XH-A153 is a Low Power Wireless Bluetooth Digital Power Amplifier Moard.It can connect Bluetooth to play music.The product has a battery holder, which can be installed to charge the battery.
Feature: 18650 battery socket; Micro-USB charge input; Low noise; Low power; Two-channel stereo; Built-in amplifier; Wireless Bluetooth

Parameter:
Product Name:Low Power Wireless Bluetooth Digital Power Amplifier Board
Model:XH-A153
Input Voltage:DC 5V
Input current:1A
Stand-by Current:8~16mA
Chip Model:PAM8403
Chip Type:Class D
Output Channel:Two-channel stereo
Output Power:3W x 2
Output Resistance:4ohm
Signal To Noise Ratio:80%
Gain:4times
Work Temperature:-25℃~85℃
Work Humidity:5%~95%RH
Frequently Asked Questions:
Why is the volume working normally when volume small, and there is pause after increase volume?
Q: Sound distortion.
Reason 1:Power supply is too low.Please check if the battery is installed correctly or replace a new 18650 battery.
Reason 2:Input voltage from Micro-USB without connect 18650 battery.Because USB is mainly used to charge the battery, the maximum input current is only about 200mA, which cannot drive the module to work normally.User needs connect 18650 battery.
Reason 3:Speaker power is too low.It needs connect to 3W speaker. Distorted sound or even damage to speakers if just connect 1W speaker.
Colour: green
Material: PCB
Size: 93 x 35mm

Package Contents:
1 x power amplifier board module
2 x audio cables
Note:
Decoding chip supports most music formats.For example:MP3, WAV, WMA, etc.
Rarely used music formats may not play properly.
It does not include18650 battery in package.

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.