1000W IRS2092 Audio Amplifier Board HIFI High Power Mono Subwoofer Digital Amp

Description

Description:
Power supply: Dual DC±46---±75V(recommrnd
DC±60V, more than 600W)
Power: 1000W
Efficiency: >=92%
Signal to noise ratio: 88dB
Input sensitivity: 1.5V (effective value)
Input impedance: 3.3KΩ
Frequency Response Range: 20Hz-20KHz
Output speaker: 2-8Ω
Voltage gain: 33 times
Output short circuit protection: Yes
Overload protection: Yes
Overheat protection: Yes
Overvoltage protection: Yes
Zero-point protection: Yes
Size (L * W * H): 12*5.9*2.27CM
Weight: 180g
Core components: IRS2092S, IRFB4227,  7G23A, strong DC TO DC step-down circuit.
Note:
1. Standard voltage:
±46---±75V can work normally
.
2. The power supply is recommended to use a dual-supply power supply with a good power filter.
3. Before using electricity, please check carefully whether the wiring is correct and firm.
4. Speaker recommended: 10-20 inch 2 ohm ~ 8 ohm speakers.
5. This board amplifier output voltage amplification is 33 times, if the output power is not enough, you need to add a preamplifier.
6. The lower the supply voltage, the greater the load resistance and the lower the total power. The bigger the other way around.
Shipping
Item will be shipped out within 2 business days after receipt of your payment, we ship the item through hongkong Air mail or China Post.          We Ship to Worldwide, but Italy, Nigeria, Brazil will take long delivery time .
Before buying, Please make sure your address is correct. Or not, please correct it before payment
Ship to worldwide from Hong Kong within 12-24 hours after payment completed received, and will give you the tracking number asap. sometimes we will send it by flat post air mail if just one low price order.Hope you understand.
we advise shipping by DHL or EMS,and we have gave a discount for you,you can received it in 4-9 business days.
it takes about 15-30days usually if shipping by CHina/Hong Kong post air mail
Payment
We ONLY accept payment by Paypal.
All payments must be received within 7 working days after auction has ended. Non-paying bidders will be reported to ebay.
Feedback
If you have any questions or comments about our products or policies, please contact us by emails with your purchased item number.
You also can contact us by leaving us an eBay message,we will be responded within 24hours.
Customer satisfactory is most important to us. If you have a problem or question regarding your transaction please contact us before leaving any type of feedback.
Negative feedback does not solve anything. We are always willing to work things out, thank you!
Return Policy
Refunds are only offered for defective products reported within 7 days upon receipt
Buyers need to return the defective item for the replacement at his own cost. Item must be returned by registered airmail to our requested address.
We do our best to serve each and every customer the best we can.
if you need more items,we can provide you a wholesales price,you can contact us by message or email.