Features:
1.This is a DC-powered 12-24V power supply, using TPA3116D2 high-performance digital power amplifier chip as the core, one for parallel bridged bass channel power amplification output, the other for left and right channel power amplification output. support 100W (bass channel) + 50W (left channel) + 50W (right channel) three-channel output.
2.Support Bluetooth audio reception, external audio input interface, with preamplifier, bass crossover processing; 5 adjustment potentiometers: bass volume, bass frequency, left and right channel volume, treble, function control switch / total volume.
3.Wide working voltage, energy-saving design, efficiency up to 90%. You can use a good performance switching power supply, laptop switching power supply, or car power supply, etc.
4.The board is a finished board that has been soldered and tested. Connect the speaker box according to the picture, connect the appropriate power supply and BT audio device, or connect the sound source input correctly to use.
Attention: Please connect the line correctly and then plug in the power supply. The wrong connection or short circuit will damage the chip.
Specifications:
Item Type: BT 4.2 Amplifier Board
Power Supply: DC 12-24V
Max. Output: 50W (left channel) + 50 W (right channel) + 100 W (bass channel)
BT Receiving Distance:> 8 m (meters)
Audio Input Sensitivity: 600-800mV
Frequency Response: 20Hz-20KHz
Color: As Shown
Product Size: 101 x 100 x 24mm
Note:
Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.
Thank you for your understanding, nice day!
Package Includes:
1 x Digital Amplifier Board
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