SAFE & SECURE SHOPPING 100% SATISFACTION GUARANTEED FAST SHIPPING Store Categories Store Categories
You may also like
You may also like
Turtle Whiskey Bottle 2026 - Unique Animal Glass Decanter Gift
45.58 USD
Free shipping
Waiting for the Night 2026 Weekly Planner Gothic Spiral Bound Journal & Notebook
41.12 USD
Free shipping
Military Retro PU Leather Strap Watch - Men's Punk Quartz Cuff Wristwatch
29.17 USD
Free shipping
3D Rock Climbing Ball - Handcrafted Portable Boulder Block Finger Training
46.31 USD
Free shipping
Logical Brain Game Puzzle - 120 Challenges IQ Puzzler Pro Skill Building Toy
23.57 USD
Free shipping
Retro Steampunk Industrial Table Model - Home Decor Vintage Car Light Ornament
37.61 USD
Free shipping
Triple Protection Stop Smoking Bracelet - 8MM Magnetic Bead Cessation Gift
18.45 USD
Free shipping
100g Tin Lead Rosin Core Solder Wire 60/40 - 0.5/1/1.5/2mm Diameter Reel
23.86 USD
Free shipping
2X Battery LED Poi Balls Multi-Colored Light Up Balls for Dance,Party, Festival
25.12 USD
Free shipping
Funny Bulldog Doorbell Cast Iron Design Rude Middle Finger Novelty Door Ring
39.07 USD
Free shipping
2x 3D Printed Expandable Fractal Fidget Star - Sensory Hexagon Fidget Toy
19.26 USD
Free shipping
Cordless Nail Grinder for Thick Toenails Multi Speeds & 7 Attachment-Grey
29.5 USD
Free shipping
Remote Controlled Electronic Fart Machine - Wireless Farting Sound Box Prank
29.6 USD
Free shipping
America 250th Anniversary Cap - Distressed Embroidered Baseball Hat 1776-2026
31.02 USD
Free shipping
2x Fireangel Smoke Alarm Detector Battery-Operated Home Fire Safety Sensor
32.03 USD
Free shipping
Rechargeable Electric Bike Horn Loud Cycling Horn 5 Sound Modes for Bike
25.9 USD
Free shipping
NFC Bluetooth 5.2 Wireless Receiver Adapter 3.5mm AUX to 2 RCA Audio Stereo
Product Description
Upgrade your audio experience with the BLS-B21 NFC Bluetooth 5.2 Wireless Receiver—a versatile adapter that brings wireless streaming to your existing speakers, amplifiers, and home audio systems. Featuring advanced Bluetooth 5.2 technology and NFC near-field pairing, this compact device delivers high-quality sound with effortless connectivity.
Key Features:
NFC Near-Field Pairing:Simply tap your NFC-enabled device to the receiver for instant Bluetooth connection; NFC automatically turns Bluetooth on or off during pairing for seamless use.
Versatile Audio Output:Equipped with both 3.5mm AV audio output and RCA left/right channel outputs, ensuring compatibility with a wide range of audio systems including old-fashioned stereos, flat-panel speakers, TVs, and amplifiers.
USB Flash Drive Playback:Directly play music from a USB flash drive for added convenience and flexibility.
Premium Sound Quality:Features advanced power isolation technology to ensure perfect sound quality and high-fidelity audio, delivering a true audiophile experience.
Hands-Free Calling:Built-in microphone supports hands-free calls when connected to your smartphone.
Dual Device Connectivity:Supports connection of two mobile phones simultaneously for shared listening.
Specifications:
Model: BLS-B21
Bluetooth Version: V5.2
Bluetooth Protocols: AVRCP, A2DP
Audio Codecs: SBC, AAC
Output Interface: 3.5mm stereo / RCA left and right channels
Frequency Range: 2400-2483.5MHz
Frequency Response: 20Hz-20kHz
Output Power: 28mW (RL=16Ω)
Signal-to-Noise Ratio: 90dB
Total Harmonic Distortion: 0.1%
Transmission Distance: Up to 10m
Power Supply: Type-C interface 5V
Product Size: 78 x 50 x 18 mm
Net Weight: 31g
Instructions:
Bluetooth Pairing Connection:
Connect the USB cable to a 5V power supply. The blue indicator will flash, and a prompt tone confirms the device is in pairing mode.
Enable Bluetooth on your phone or device and search for "BLS-B21".
Click Connect. The blue light will flash slowly and a tone confirms successful connection.
Note: Next time, simply press the power button for 3 seconds to turn on—the device will automatically reconnect to the last paired device.
NFC Pairing Connection:
Connect to a 5V power supply. The flashing blue indicator and prompt tone confirm pairing standby.
Enable NFC on your mobile device.
Place your phone's NFC sensing area near the receiver's NFC area for about 2 seconds. A dialog box will appear—click Connect. (If a pairing code is requested, enter "0000".)
Note: This product is a receiver only (not a transmitter). Compatible with various old-fashioned audio systems, flat-panel speakers, mobile phones, TVs, and amplifiers.
Package Includes:
1 × Bluetooth Adapter
1 × 3.5mm Audio Cable
1 × RCA Audio Cable
1 × Power Cord
1 × Instruction Manual
We accept PayPal in terms of payment options and payment is required within 7 days of purchase. If you have any issues regarding payment, please contact us by phone or by message and we will sort it out as soon as possible.
*Paypal allows you to pay by credit card, debit cards,bank transfers and Paypal account Balances.
*Payment must be fulfilled within 7 days since sale's ending.ShippingPlease verify your address is correct before you pay for the item.
In regards to your shipped item:
Items will be sent out in 48 hours after the payment in working days (Monday-Friday).
We use a variety of couriers send from our Europe based Warehouse to get your items to you as fast as possible.
Tracking information is uploaded to as soon as the item is sent.
We also sell this part through other channels, so while we do our best to keep stock quantities on our listing correct, to avoid any disappointment, please contact us to ensure it is in stock before pressing 'Buy It Now'.ReturnsReturn the rare occasion that an item arrives dead on arrival or damaged, please contact us as soon as possible.
On the special condition that an item needs to be returned due to a change of mind, please read the following guidelines.
We must be notified within 7 days of you receiving the item that you intend to return. The item must then be returned within 7 days following this notification.
All items that are approved for return must be received back in the original packaging and not installed, modified or damaged in any way.
If the item has sustained damage in transit, or does not return as noted above, a revised refund amount may be required.
Parts that have been abused, installed, modified, or damaged will not be accepted for a refund.
Items bought by mistake or qualifying for exchange: the buyer is fully responsible for all return shipping costs, and a 15% restocking fee may apply with certain items.
The refund amount will also have original freight costs deducted. If the item was sent with free postage, a 15% postage fee will also be deducted from the refund amount.
Note：If you are paid via a PayPal e-cheque, the money will take several business days for it to go back into your paypal account.response
1. response will be left automatically after we receive your response.
2. Please contact us before leaving aneutral ornegative response. We would try our best to help you solve the problem. Please allow us to reply your email within 24 hours.
3.We will provide the service as best as we can, cause theresponse andis what we are striving for. Please email me through "My Messages" or "Contact seller" if you have any question about our listings or your purchasing.
Copyright © 2022 Tongtool
