Thông tin:

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Feature:

This is a support Bluetooth 5.0 audio receiver Updated, with a pre-amplifier, Bass crossover Processing. With bass, left and right channel volume adjustment, treble adjustment, the total volume potentiometer control 2.1 amplifier board.

Use DC power supply: 12-24V Power Supply, Maximum support 50W (left channel) +50 W (right channel) +100 W (bass channel) three-channel output.

Is the use of the United States TI company TPA3116D2 high-performance digital amplifier chip as the core, a parallel bridge subwoofer output, do a left and right channel output.

Wide operating voltage, power-saving design, efficiency up to 90%. You can use good performance switching power supply, laptop switching power supply, you can also use the charging bottle, or car power supply and so on.

Board is a good test of the finished product board is welded, according to figure connected to a good speaker, audio input or connect the Bluetooth audio device and connected to the power can be used

Tips:

If you need Power Supply,Please Choose this: 24V 6A Amplifier Power Supply, and if you need subwoofer speaker ,Please choose: 4OHM Subwoofer

Parameter

Size: 101 * 100 * 25mm / 3.98 * 3.94 * 0.98 inch

Operating voltage range: DC 11-25V (current 3-4A, or 19-24V/4-5A ,If the power requirements high, above20-24V/8-9A )

Bluetooth receiving distance: >8m(26ft)

Speaker impedance: Left/Right Channel: 4-8Ω , BASS Channel: 2-8Ω

Function Switch Instructions for use：

1, Plug on the power on, the default is Bluetooth mode

2, Bluetooth Disconnected status, Long press the switch can switch to the audio input mode

3, Bluetooth Play status, Short press the switch for Pause/Play

Package Included:

1 * TPA3116D2 Bluetooth 5.0 Digital 2.1 Audio Amplifier Board