- The module features with stereo output built-in Bluetooth antenna .
- The power supply voltage is 5V. It can be used as common power amplifier and active speaker to increase Bluetooth connection function.
- PIN 7 output interface for spacing 2.54 through hole, 7PIN output interface for : + power, ground, left, right, mute, LED status indication, reserved port. Among them, the LED status port is connected with a 100 ohm resistor in series. The LED indicates that the Bluetooth is not connected and the flash is fast. After Bluetooth connection is successful, it is slow flashing.
- Board size : 24mm X 19mm X 3mm.
Operating voltage range : 4.1V~5V (not more than 5.1V, when using charger power supply, car charging power supply or DC-DC power supply, pay attention to the power supply voltage and ripple voltage, can string a diode
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