- Store Name: Jn store
- Vendor: Jn store
885 Windfall Circle
Bowling Green, CA
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1. It can be controlled by remote control to realize the volume control of the switch
2. Full-range speaker with PU side, silver-black diaphragm 40 magnet 4 ohm 3W, high cost performance, clear sound quality
3. Interface 3.7-5V DC power supply to automatically play music, stereo power amplifier, support Bluetooth, support power-off memory, U disk to play music
4. Acrylic shell is composed of 6 pieces of 3mm high transparency acrylic spliced together. Exquisite and beautiful, the brown protective film needs to be removed before splicing
5. Very suitable for welding connection and DIY production teaching and training
Channel output: 2 channels
Output power: 3w+3w
Power supply voltage: DC 4.2-5V, voltage 5V exceeding will damage the module
Rated current: 1.5A-2A
Wiring instructions: connect the white terminal to the speaker and the red terminal to the power supply
Bluetooth operation: Turn on the Bluetooth of the mobile phone, scan the device directly, and find “XC
046 Click to connect. After disconnecting Bluetooth, it will automatically switch to the USB flash drive.
The red terminal of the Bluetooth module is 5V power supply, the white terminal is for the left and right channels of the speaker, the red wire is positive +, and the black is negative -. With the sound of music or other sounds, the LED lights follow the rhythm of the sound (the speed of the sound flashes and moves. After the welding is successful, you can feel the beautiful melody combination of sound and light. Circuit principle: voice-activated LED melody The lamp circuit is composed of a power supply circuit, a microphone amplifier circuit, and an LED light indicator circuit. The power supply uses two batteries. The MIC converts the sound signal into an electrical signal, which is coupled to Q1 through C2 for amplification, and the amplified signal is sent to U1 and U1 pushes the LED to emit light , The louder the sound, the higher the brightness of the LED, the faster the water flow
All parts need to be installed by yourself. The outer cover is transparent if the paper is torn off. The whole set of bluetooth speaker kit is equipped with uSB power cord. The bluetooth circuit boards are all welded. You only need to connect the wire and assemble the sound control board. The power supply can be powered by a mobile phone charger or a computer 5V. The sound quality is better when using a current of 2A. .
Reminder: Please strictly follow the product instructions. Improper use and wiring will cause the amplifier to fail to work normally or damage the amplifier.
Our refund and returns policy lasts 30 days. If 30 days have passed since your purchase, we can’t offer you a full refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.
Additional non-returnable items:
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted:
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact the vendor via “get support” button on the product page or email us at email@example.com
Only regular priced items may be refunded. Sale items cannot be refunded.
Depending on where you live, the time it may take for your exchanged product to reach you may vary.
If you are returning more expensive items, you may consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
Contact us at firstname.lastname@example.org for questions related to refunds and returns.
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