Jrifedptry Bluetooth Amplifier Board BT5.2 Wireless Amplifier Board 2 X 5W Audio Player Board

This product is a 5.2 BT pair box function (two modules); the voltage is 5V / current is 2a, the power supply is processed by secondary development of peripheral hardware, the maximum power can be configured to 5W, and the BT device name is ymx-868bt USB is the charging input port; 5V in can be from here; the red light is on when charging, but the red light is not on when fully ). Please choose the lithium battery with protection board; please choose the original manufacturer for the charger, Shanzhai not only can't keep up with the current, but also can't keep constant current, which is easy to damage the battery and board. Pay attention! Power supply: DC voltage (3.7-5v), current should be more than 1.5a-2a If the function is used, two BT modules must be used; when the is connected to one board, it is mono; when the is disconnected, it is stereo