How to wire?
5V USB power supply, with its own power line, which can be powered by mobile phone charger or computer USB port. You can beat with sound. If you need to use an audio cable for control, just plug the audio cable into the audio output port of the sound source (3.5m headphone port), and the voice control function will be automatically turned off and switched to the line control function.
Can it be used in cars?
The car has too much light during the day, so the display can't be seen clearly. The effect is only effective at night. It is not recommended to use when the interior temperature is too high.
Will ambient noise have an impact?
In a noisy environment, you can use the audio cable control, or turn down the sensitivity and turn up the music.
Can I turn off the spectrum to display only time?
It can only display the time, which is not controlled by the sound, or it can not display the time, and only has the spectrum function.
Can I charge it?
It should be powered by USB all the time and cannot be charged.
Can I use the power bank for power supply?
You can't use the power bank for power supply. The power bank has an automatic power off function.
We accept Paypal ONLY currently. For specific requirements, please feel free to contact us
Payment should be completed within 5 (Five) days after placing an order.
Cancellation request should be submitted during this period.
Or unpaid dispute will be open automatically.
We appreciate a positive response as much as you do. We will leave a positive response immediately when you give us a positive one.
If you don't recive a positive response in time, please contact us on Meassage.
We ship to Paypal registered address, please make sure your address in Paypal was matched with your current location.
Item will be shipped within 1-5 business days when the payment verified.
Notes, the delivery time may vary due to public holidays, natural disasters, customs issue and other unexpected impact, etc.
The date may be delayed due to uncontrollable reason. we will inform you via message.
The images are for reference only. please take the item you get as the standard.
Please indicate your personal requirement such as colors, packages, value of declaration etc. at message when you pay to us.
This requirement must inform before the shipment arrangement.
We will NOT responsible for any delay during delivery including but not limited to customs postage checking, strike, force majeure
Please note that the return address must be provided by us. We will reject all return of the package without agreement, regardless of whether a return request is filed.
Refund or Replacement request is available within 30 days after parcel received and returning the item as the same condition as received.
All items returned must contain all original packaging materials.
In case you receive the item that is not to the standards above, please contact us via e-Bay messages. All returns must be in new original
condition as received and should be shipped with delivery confirmation
Please contact us before you return the package. Your order informention, sale number, and reason for return should be included in the
Items returned without authorization will be refused and returned to sender/buyer.
We only accept returns with original package. Please make sure that item has no man-made sabotage. Used items will not be accepted for return.
Popular TutorialsAlarms and Indicator Circuit diagrams