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Wireless Bluetooth 5.2 NFC 3.5mm to 2 RCA Stereo Audio Receiver
PRODUCT DESCRIPTION
Product features
1. Support NFC near-field pairing, and NFC automatically turns on or off Bluetooth wireless connection during pairing.
2.3.5mm AV audio output interface, which is more versatile.
3. Support USB flash drive playback
4. adopt the latest power isolation technology to ensure the perfect sound quality and high-quality audio, so that you can feel the music with fever level.
Product specification
Product model: BLS-B21
Support equipment: support the connection of two mobile phones.
Bluetooth version: V5.2
Output interface: 3.5mm stereo RCA left and right channels.
Function description: Support Bluetooth, USB flash drive, hands-free call and NFC connection.
Bluetooth protocol: AVRCP, A2DP
Frequency range: 2400-2483.5MHz
Frequency response: 20Hz-20kHz.
Output power: 28mW RL=162.
Signal-to-noise ratio: 90dB
Total harmonic distortion: 0.1%
Support: SBC, AAC
Forward transmission distance: 10m.
Support: Type-C interface 5V power supply.
Product size: 78*50*18 (mm)
Bare metal weight: 31g
instructions
A bluetooth pairing connection
1. First, connect the USB cable to a 5V power supply. After connecting to the product, you will see the blue indicator in the "indicator window" flashing and hear the prompt tone indicating the NFC desktop.
The Bluetooth audio receiver successfully entered the pairing state.
2. Turn on the Bluetooth function of the mobile phone or other devices, and click Connect after searching for the device named "BLS-B21" successfully.
3. After clicking Connect, the blue light in the "indicator window" flashes slowly and a prompt tone is heard, which indicates that the device is connected successfully.
Note:The next time you use it, you only need to press the power button for 3 seconds to turn it on, and you can automatically connect the last used mobile phone or other equipment.
Second, through NFC pairing connection
1. First, connect the USB power supply cable to a 5V power supply. Seeing the blue indicator in the "indicator window" flashing and hearing the prompt tone indicates that the NFC desktop Bluetooth audio receiver has successfully entered the pairing standby state.
2. Turn on the NFC function of the mobile phone or other devices.
3. Place the NFC sensing area of the mobile phone close to the NFC sensing area of the N FC desktop Bluetooth audio receiver for about 2 seconds, see a dialog box on the mobile phone and click Connect. (If the dialog box pops up, you need to enter the pairing code, then enter "0000". If it doesn't pop up, please ignore it. )
4. The product only has receiving function.
5. The products are suitable for all kinds of old-fashioned audio/flat panel/mobile phone/TV/power amplifier, etc.
Product list:
Bluetooth adapter *1
3.5mm audio cable *1
RCA audio cable *1
Power cord *1
Instructions *1
- Shipping
- Terms
- Returns
- Contact Us
A valid physical street address is required for all deliveries to ensure your parcel arrives safely. We understand that some remote areas may only have a Post Office Box available for collection. In these cases, if the courier is unable to deliver to the address provided, the parcel may be returned to us and your order could be cancelled and refunded.
Shipping Location:
This product is shipped from our warehouse located in Los Angeles.
Processing & Delivery Times:
Orders are usually dispatched within 1–2 business days.
Standard delivery generally takes 2–8 business days from the dispatch date.
Deliveries to remote or regional areas may require 4–10 business days in transit.
Please note that these delivery timeframes are estimates provided by third-party couriers and may vary.
Courier Partners:
USPS and other local courier services (e.g., FedEx). The courier is automatically selected based on your delivery location.
Important:
Please ensure the recipient’s name, mobile number, and full address are entered correctly. Missing or incorrect information may lead to delays, additional fees, or lost shipments.
Important Notice Before Purchasing
By placing a offer or making a purchase, you acknowledge and agree to our Terms & Conditions, including all policies stated in the product description.
Payment is required at the time of purchase. If payment is not received within 7 days, the transaction may result in negative response, a non-paying buyer report to , and the item being re-listed, unless prior arrangements have been made with us.
Please review and accept our postage and handling fees before offerding or purchasing.
We may occasionally send promotional newsletters via email.
Easycarts is not responsible for any direct, indirect, incidental, or consequential damages exceeding the value of the purchased product. This includes, but is not limited to, loss of profits, time, business interruption, or data loss.
Buyers are responsible for ensuring that the purchased product complies with all applicable local state standards and regulations.
Change of Mind? No Problem!
If you change your mind after making a purchase, you may request a full refund. The exact return fee (if applicable) will be provided before your return is processed. Items must be returned in their original condition, with proof of purchase, within 30 days of the purchase date. Please note that the buyer is responsible for all return shipping costs.
Warranty Claims
For any warranty-related issues, please contact our Customer Service team via messaging.
To process your claim, please provide:
A clear description of the defect or damage covered by the warranty.
Photographic evidence of the issue (if applicable).
Your invoice, order number, or other proof of purchase.
Any additional information needed to properly assess your claim.
If your item arrives damaged or defective, photographic evidence must be provided before we can arrange a repair, replacement, or refund.
We Value You!
We are committed to providing exceptional service—before, during, and after your purchase—along with a wide selection of quality products.
Every customer is important to us, and we aim to make your shopping experience outstanding. While we strive for accuracy, mistakes can happen. If something isn’t quite right, please contact us before leaving response so we can resolve the issue promptly.
For assistance, please send us a message via My Messages. We typically reply within one business day, although response times may be slightly longer during major sales due to high inquiry volumes.
Your satisfaction is our top priority!
Shipping A valid physical street address is required for all deliveries to ensure your parcel arrives safely. We understand that some remote areas may only have a Post Office Box available for collection. In these cases, if the courier is unable to deliver to the address provided, the parcel may be returned to us and your order could be cancelled and refunded.
Shipping Location:
This product is shipped from our warehouse located in Los Angeles.
Processing & Delivery Times:
Orders are usually dispatched within 1–2 business days.
Standard delivery generally takes 2–8 business days from the dispatch date.
Deliveries to remote or regional areas may require 4–10 business days in transit.
Please note that these delivery timeframes are estimates provided by third-party couriers and may vary.
Courier Partners:
USPS and other local courier services (e.g., FedEx). The courier is automatically selected based on your delivery location.
Important:
Please ensure the recipient’s name, mobile number, and full address are entered correctly. Missing or incorrect information may lead to delays, additional fees, or lost shipments.
Terms Important Notice Before Purchasing
By placing a offer or making a purchase, you acknowledge and agree to our Terms & Conditions, including all policies stated in the product description.
Payment is required at the time of purchase. If payment is not received within 7 days, the transaction may result in negative response, a non-paying buyer report to , and the item being re-listed, unless prior arrangements have been made with us.
Please review and accept our postage and handling fees before offerding or purchasing.
We may occasionally send promotional newsletters via email.
Easycarts is not responsible for any direct, indirect, incidental, or consequential damages exceeding the value of the purchased product. This includes, but is not limited to, loss of profits, time, business interruption, or data loss.
Buyers are responsible for ensuring that the purchased product complies with all applicable local state standards and regulations.
Change of Mind? No Problem!
If you change your mind after making a purchase, you may request a full refund. The exact return fee (if applicable) will be provided before your return is processed. Items must be returned in their original condition, with proof of purchase, within 30 days of the purchase date. Please note that the buyer is responsible for all return shipping costs.
Warranty Claims
For any warranty-related issues, please contact our Customer Service team via messaging.
To process your claim, please provide:
A clear description of the defect or damage covered by the warranty.
Photographic evidence of the issue (if applicable).
Your invoice, order number, or other proof of purchase.
Any additional information needed to properly assess your claim.
If your item arrives damaged or defective, photographic evidence must be provided before we can arrange a repair, replacement, or refund.
Contact Us We Value You!
We are committed to providing exceptional service—before, during, and after your purchase—along with a wide selection of quality products.
Every customer is important to us, and we aim to make your shopping experience outstanding. While we strive for accuracy, mistakes can happen. If something isn’t quite right, please contact us before leaving response so we can resolve the issue promptly.
For assistance, please send us a message via My Messages. We typically reply within one business day, although response times may be slightly longer during major sales due to high inquiry volumes.
Your satisfaction is our top priority!
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