220WX2+350W Bluetooth 5.0 2.1CH Power Audio Stereo Subwoofer Amplifier Board US

Description

Product name: 2.1 channel bluetooth audio power amplifier module Product model: ZK-AS21 Number of channels: 2.1 channels (left channel + right channel + subwoofer) Input method: AUX+Bluetooth+U disk+USB sound card (dial button to switch modes and songs) Bluetooth version: 5.1 Power amplifier chip: TPA3251D2 Adapter speakers: left and right channels 30-220W, 3-8Ω subwoofer 30-350W 2-8Ω Output power: left and right channels ≤ 220w subwoofer ≤ 350W Adapter power supply: DC 12~38v, ≥10A Protection mechanism: anti-reverse connection, undervoltage, overheating, overcurrent, short circuit protection (automatic recovery, no need to restart) Switch mode: mechanical switch (no need to long press and wait)
220WX2+350W Bluetooth 5.0 2.1CH Power Audio Stereo Subwoofer Amplifier Board US
ZK-AS21 2.1 Channel TPA3251 Bluetooth Power Amplifier Board 220WX2+350W
US STOCK+Fast Delivery
Product Feature:
1: Wide range of applications
2: The appearance is simple and beautiful
3: APP has comprehensive functions
4: Real stepless tuning, not digital multi-stage grading adjustment.
5: The mechanical switch can be turned off with one turn, no need to wait for a long time, which is convenient and fast.
Product name:
2.1 channel bluetooth audio power amplifier module Product model: ZK-AS21
Number of channels:
2.1 channels (left channel + right channel + subwoofer)
Input method:
AUX+Bluetooth+U disk+USB sound card (dial button to switch modes and songs)
Bluetooth version: 5.1
Power amplifier chip: TPA3251D2
Adapter speakers: left and right channels 30-220W, 3-8Ω subwoofer 30-350W 2-8Ω
Output power: left and right channels ≤ 220w subwoofer ≤ 350W
Adapter power supply: DC 12~38v, ≥10A
Protection mechanism: anti-reverse connection, undervoltage, overheating, overcurrent, short circuit protection (automatic recovery, no need to restart)
Switch mode: mechanical switch (no need to long press and wait)
Voltage gain: 30dB
Product weight: net weight 346g, including packaging 408g
Product size: 141*131*27mm
Tip: Only when the audio signal input is large enough and the power supply voltage/current is large enough, will there be enough output power!
The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power!
Please make sure that the power of the adapted power supply is greater than the actual working power of the power amplifier!
Package list:
1* 2.1 channel TPA3251 Bluetooth digital power amplifier board module
Payment
Delivery details
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Delivery details
- We will ship all orders within 2 business day of payment.
- The shipment usually takes 1-5 business days (Saturday and Sunday excluded).
- If you need the item urgently, please contact us for detail before purchase.
- Local pick up is not available.
Terms of sales
1.Our items come with our warranty.
2.Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part.
3.This product comes with 60-Day Money Back Guarantee.
4.We stand behind every product we sell. If you're not pleased with your purchase, we'll be happy to make an exchange or refund.
5.For all returned products, please contact us for the returning address.
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