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Product Details:
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| Type: | HIFI Power Subwoofer Amplifier Board | Product Size: | 100*75*30mm |
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| Power Input: | DC 12-24V | Bluetooth Receiving Distance: | > 8 M |
| Audio Input Sensitivity: | 600-800mV | Frequency Response Range:: | 20Hz-20KHz |
| Left And Right Channel Speakers: | 4-8 Ohm | Subwoofer Speaker Impedance:: | 2-8 Ohm |
| Highlight: | 2.1 Channel Subwoofer Amplifier Board,TPA3116D2 Subwoofer Amplifier Board,HIFI Power Subwoofer Board |
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There are 3 versions of this product:
1.Without Bluetooth version
2.With Bluetooth version
3.Upgraded version---with Bluetooth version + USB input
1.This is a DC-powered 12-24V power supply, using TI's TPA3116D2 high-performance digital power amplifier chip as the core, one to do parallel bridged bass channel power amplification output, one to do left and right channel power amplification output.
support 100W (bass channel) + 50W (left channel) + 50W (right channel) three-channel output.
2
.with bluetooth version amplifier. Support Bluetooth 5.0 audio reception
, external audio input interface, with preamplifier, bass crossover processing; bass volume, bass frequency, left and right channel volume, treble, function control switch / total volume, 5 adjustment potentiometers.
3.Wide working voltage, energy-saving design, efficiency up to 90%. You can use a good performance switching power supply, laptop switching power supply, you can also use a charging bottle, 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, connect to the Bluetooth audio device to play, or connect the sound source input correctly.
5.The Subwoofer cut-off frequency: 26-160HZ
The main product parameters:
Size (L * W * H): 101 x 100 x 25mm, excluding potentiometer and socket projection
Operating voltage range: DC 12-25V
(current 3-4A, or 19-24V / 4-5A, such as high power requirements 20-24V / 8-9A above),
recommend DC24V 4A Supply power
Note that the DC no-load voltage should not be greater than 25.5V.
Bluetooth receiving distance:> 8 m(meters)
Audio input sensitivity: 600-800mV
Frequency response range: 20Hz-20KHz
Speaker impedance:
left and right channel speakers: 4-8 ohm
subwoofer speaker impedance: 2-8 ohm
Function switch Instructions for use:---only for bluetooth version amplifier
1. Plug in the power on default Bluetooth mode
2. Bluetooth disconnected, long press the switch can switch to the audio input mode
3. Bluetooth play status, short press the switch to pause / play
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TPA3116 subwooferamplifier with case
Contact Person: alvacheng
Tel: +86-136827494627
Fax: 86-755-85270755
