- AUX Input: Connecting it with a 3.5mm audio line;
- Bluetooth Input: After powering the board, please wait 3~10s until its led is flashing between blue and red. Then the use of your device to search out and connect the board.
1 * Amplifier Board
That is an upgrade version with AUX port and power switch. TDA7492 digital amplifier with AUX input and power switch; Designed to optimize circuit layout, which will offer superb sound output and high power.
With its DIP switch, it’s going to be more convenient to adjust its post circuit gain, which will drive speakers with higher impedance.With its DIP switch, it’s going to be more convenient to adjust its post circuit gain, which will drive speakers with higher impedance.
Audio Input: ①3.5mm AUX input; ②Adopting CSR8635 Bluetooth chip, which will fortify Bluetooth stereo audio input.
Output Impedance: 4/6/8/16 ohms speakers supported (8 ohms would be very best); Output Power: Adding front-end circuit 5532 to verify its high output power.
Power Supply: 2.1 interface 8~25V DC power supply; Incorrect polarity will burn its chip, please note.