Product Description：
Upgrade your wired audio devices with this compact Bluetooth 5.0 AUX Audio Receiver. It is designed to turn your car stereo, home speaker, wired earphones, or any 3.5mm AUX audio device into a wireless Bluetooth system.
With Bluetooth 5.0 technology, hands-free calling, dual-device connection, and long battery life, this receiver is ideal for driving, home audio, music streaming, and daily use.
Features：--Wireless Audio Upgrade
Turn your old car audio system, home speaker, wired earphones, or 3.5mm AUX device into a wireless Bluetooth audio system. Suitable for smartphones, tablets, laptops, computers, and other Bluetooth-enabled devices.
--Bluetooth 5.0 Stable Connection
Built with Bluetooth 5.0 for a faster and more stable connection. The wireless range is up to 33 ft in an open area without obstacles.
--Hands-Free Calling
The built-in microphone allows you to answer calls hands-free while driving. One button supports answering, rejecting, ending calls, and redialing the last number.
--Dual Device Connection
Connect two Bluetooth devices at the same time, so you can listen to music from one device and still receive calls from another.
--Easy Button Control
Designed with a multifunction button and volume up/down controls, allowing you to adjust music volume, control playback, and manage calls easily.
--Long Battery Life
Built-in rechargeable battery supports up to 16 hours of use after a full charge. It can be fully charged in about 2 hours.
--Auto Reconnect
After the first pairing, the receiver can automatically reconnect to the last connected device for convenient daily use.
--Compact & Portable
Small and lightweight design, only about 0.5 oz, easy to carry and store. A great companion for car use, travel, home speakers, and wired earphones.
Specifications
Type: Bluetooth AUX Audio Receiver
Material: Plastic
Color: Black
Size: 1.6 x 1.6 x 0.4 in
Power Source: Built-in Rechargeable Battery
Connectivity: Bluetooth / 3.5mm AUX
Bluetooth Version: 5.0
Frequency Range: 2.4GHz
Bluetooth Profiles: HFP / HSP / A2DP / AVRCP
Bluetooth Range: Up to 33 ft in open area
Charging Port: Type-C
Suitable For: Car Stereo, Home Speaker, Wired Earphones, AUX Audio Devices
Pairing Steps
Press and hold the multifunction button for 3 seconds to power on. The indicator light will flash red and blue alternately, which means the receiver is in pairing mode.
Connect the receiver to your car stereo, home speaker, or other audio device through the AUX port using the included 3.5mm audio cable or connector.
Turn on Bluetooth on your phone, tablet, or other device. Search for “J33” and connect.
After successful connection, the indicator light will flash blue once every 5 seconds. You can now enjoy wireless music or hands-free calls.
How to Connect Two Devices
Pair the receiver with the first Bluetooth device successfully.
Turn off Bluetooth on the first device. The receiver will enter pairing mode again.
Turn on Bluetooth on the second device, search for “J33”, and connect.
Turn Bluetooth back on for the first device, then select “J33” from the pairing history.
Both devices will now be connected to the receiver at the same time.
If Pairing Fails
Please make sure the receiver is powered on and the indicator light is flashing red and blue alternately.
If the device still cannot pair, clear the Bluetooth pairing record on your phone or audio device, then try again.
How to Clear Pairing Record
In standby mode, press the “+” and “-” buttons at the same time for 2 seconds to clear the pairing record. The LED will flash red and blue alternately, and the receiver will no longer connect to previous devices automatically.
Package Includes
1 x Bluetooth Receiver
1 x 3.5mm Male-to-Male Connector
1 x 3.5mm Audio Cable
1 x Type-C Charging Cable
1 x User Manual
Notes
This product is a Bluetooth receiver, not a Bluetooth transmitter.
Please fully charge the receiver before first use.
Bluetooth range may vary depending on obstacles, walls, and surrounding signal interference.
Manual measurement may allow slight size differences.
