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Brand Name: | Kaisaya |
---|---|
Certification: | NONE |
Origin: | CN(Origin) |
Maximum Power Per Channel: | 131-200W |
Model Number: | XH-A128 |
Package: | No |
Channels: | 3 (2.1) |
Type: | Bluetooth Digital Amplifier Board |
style: | Stereo Amplifier |
type 1: | Audio Amplifier |
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TDA7498E Digital Bluetooth 5.0 Power Amplifier Board 160W*2+220W
Product name: 2.1 High-power digital power amplifier board
Product model: XH-A128
Function type: Amplify audio
Chip type: digital chip
Chip model: TDA7498E*2
Power supply voltage: DC12-32∨
Output impedance: 4-89
Number of channels: two channels
Output power: 160W*2+220W
Appearance size: 152*116*23mm
Product weight: 243g
Package included:
1pc* bluetooth amplifier
Common problem
When the volume is turned up, the sound will be stuck, intermittently, and it can be played normally when the volume is turned down.
Answer: Reason 1: Due to the low power of the power supply, the total output power of this power amplifier board is 540W.
When choosing, it is recommended to choose a voltage of 32V and a current of about 17A.
Reason 2: If there is no problem with the power supply, it may be that the power of the speaker is too small, for example, the output is 50W, but
Connect a 5W speaker, the loudspeaker will show the phenomenon of freezing, and it may burn the speaker
2. The problem of Bluetooth connection failure.
Answer: The Bluetooth of the mobile phone is turned on, but the Bluetooth of the power amplifier board cannot be found. It is not possible to change the mobile phone to test.
If there is a problem with the module, you can contact customer service.
3 The mobile phone can be connected but the laptop or desktop computer cannot be connected.
Answer: If you can connect to the machine and play music, it is said that there is no problem with the Bluetooth power amplifier board. It may be that there is a problem with the computer's Bluetooth driver, the version is too old or there are files missing. It is recommended to uninstall and then install the latest version of the driver.
DELIVERY ESTIMATE
We processes orders between Monday and Friday. Orders will be processed within 5 business days of ordering and shipped the next day after the processing day. Please note that we don't ship on weekends.
We deliver your orders in 15-20 working days (free shipping), International orders delivery is subjected to the policy of third party courier service, and differs from country to country basis.
Due to the Covid-19 pandemic, you may experience delivery delays but we are committed to getting your order to you as soon as possible.
Note: Please ensure all delivery information is correct. If there is incorrect and/or missing information, we may be required to contact you to update the delivery information, which may cause delays in delivering your order. Delays may also occur as a result of customs clearance.
RETURN POLICY
At MMO-Dropship we strive to make our customers 100% satisfied with the product they’ve purchased from us. If you are experiencing any shipping or products issues, and you’re feeling frustrated, then please send us an email and our team will assist you right away.
We have a 7-day return policy, which means you have 7 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at [email protected]. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at [email protected].
DAMAGED ITEM AND LOW QUALITY
For the fastest resolution, please include a photograph demonstrating the poor quality or the damaged area of the item. The most optimal pictures are on a flat surface, with the tag and error clearly displayed.
We will use this information to help you with your order, and eliminate errors in future.
REFUND POLICY
If you feel the product that you’ve purchased does not show the requirements that you initially had in mind, then you do have the option to request a refund.
Here are the circumstances in which refunds will be granted:
You can get a refund if:
Please note that refunds can take 3-5 business days to return in your account.
You can always contact us for any return question at [email protected].