Bluetooth Audio Modifier has built-in Bluetooth antenna structure is simple, the power supply voltage is 3.7V~5V version selection, active speakers increase Bluetooth connection function. Audio Power Amplifier Board has 7PIN output interface is spacing 2.54 through-hole, 7PIN output interface is: + power, ground, left a channel, right channel, mute, LED status indicator, reserved port. The LED state port is connected with a 100-ohm resistor in series, LED indicates the ground connection, the Bluetooth is not connected and the flash is fast. After the Bluetooth connection is successful, it is slow flashing.

Features And Specifications Of Bluetooth Audio module power Amplifier Modifier for speakers:

• Simple Structure
• Built-in antenna
• 7 pin output interface
• Supply Voltage: 3.7v-5v
• Bluetooth: 4.0
• Dimensions(mm) : 30 x 20 x 3

Package Includes:

• Bluetooth motherboard 1 blocks
• Electrolytic capacitors 2
• LED 2
• Resistance 1

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