• LOKUKA USB to 3.5mm Female port Bluetooth audio adapter is a great choice for old receivers, speakers, amplifiers to add Bluetooth to them. Simply connect this Bluetooth receiver to an aux cord of your amplifier, car stereo, speaker, headphone, or any other audio device, connect the USB port to power the Bluetooth, and it's ready to use. The green light flashes quickly when it's USB-powered and turns into a slow flash when the Bluetooth "YP04" connects successfully. It supports Bluetooth music, hands-free calls, voice navigation, etc.
• Bluetooth 5.3, Stable Connection - This 3.5mm Bluetooth receiver for cars uses Bluetooth 5.3 technology, which offers a stable connection and no latency or lag. You can enjoy uninterrupted music streaming without any stuttering or buffering. The built-in antenna design can realize 0-10 miles of long-distance transmissions.
• Plug USB for Power, No Recharging Needed - This LOKUKA female aux to Bluetooth adapter is a plug-and-play solution. Simply connect it to a wired speaker or amplifier 3.5mm aux cable plug and power it via the USB port—no need for battery recharges! It automatically turns on or off each time you start or shut off your audio player devices. (Warm tip: If the aux in port of your speaker is RCA, you can connect this Bluetooth receiver to a 3.5mm to RCA adapter cable).Note:USB male port for power supply to enable Bluetooth functionality.
• 1-to-2 Dual Connection - This Bluetooth to aux adapter has a 1-to-2 feature that allows you to connect two phones simultaneously, making it easier to share music and switch between two devices. It also has an automatic reconnection feature, ensuring that it automatically connects to your phone when you return to your car.
• Durable Design - With a 3.5mm audio output and high-fidelity transmission via enameled copper wire cores, this Bluetooth receiver for home stereo delivers high-quality sound with no noise or current sound, ensuring that you enjoy a crystal-clear audio experience. Also supports mobile phone music and call functions, with car echo cancellation. Its compact and portable design makes it perfect for travel, and the zinc alloy casing ensures that it's durable and long-lasting.
• Drive Safer with Hands-Free Calls - Enjoy hands-free phone calls, voice navigation, or phone music directly through your car's speakers with the built-in microphone of the LOKUKA car Bluetooth adapter. Stay focused on the road and make every journey a safe one (If you choose this USB to 3.5mm female version, you need another aux cord to connect to the car aux in port.)!
• LOKUKA Customer Support - 24-hour online customer support and lifetime technical support will solve any issues for you. We aim to provide better Bluetooth audio adapters and a purchase experience for our customers. Just enjoy with LOKUKA audio cables!
• Warm Tip 1 - Please notice that the USB port is only for active Bluetooth (NOT for transferring audio as an aux cord), and the microphone is built into the USB port.
• Warm Tip 2 - If you use this aux female to Bluetooth stereo adapter on an ISO phone when using the mic, we advise that you set the type of device in your phone as "Speaker".
• Warm Tip 3 - The green light flashes quickly when it's USB-powered and turns into a slow flash when the Bluetooth "YP04" connects successfully.

Product description LOKUKA Bluetooth to Aux Receiver (USB to 3.5mm Female) Add Bluetooth to Car or Wired Speaker Enjoy a safe driving

• Connect the USB port to power the Bluetooth, 3.5mm plug to car AUX IN port. It supports voice navigation, hands-free calls, or enjoy music on your journey.
• 1-to-2 Dual Connection - It lets you connect two phones simultaneously and switch between two phones.

Get a wireless Bluetooth speaker or amplifier

• Power the USB port to activce bluetooth, connect the 3.5mm port to your aux devices, such as wired speaker or amplifier. Connect the bluetooth "YP04" on your phone. Then you can share music from your phone to those devices through bluetooth.
• It allows for transmission distances of up to 10 meters.

Easy to Use

• Step 1: Connect 3.5mm to the car "AUX" port or other aux devices, and connect USB to power the Bluetooth. (USB port can't transfer audio).
• Step 2: Active Phone Bluetooth and connect our product “YP04”.
• Step 3: Play music on your phone.

Premium Design

• The green LED light flashes quickly when powered by USB, and slowly when Bluetooth is successfully connected.
• Supports both music and call functionality for mobile phones, featuring in-car echo cancellation.
• Automatically reconnects when in range, don't need to re-pair after leaving and returning to the car. Driver-free, start when the vehicle started, automatic connection, no switch, no battery.
• Integrated antenna design allows for transmission distances of up to 10 meters without obstacles.

Premium Materials

• Equipped with Bluetooth 5.3 main control, ensuring stable signal transmission and no stuttering or playback.
• Utilizes enamel-coated copper wire core for high-fidelity transmission.
• Made of TPU material and nylon braided wire with a PP core, this product offers anti-tangle properties, durability, and flexibility.
• Constructed with a zinc alloy casing that offers excellent heat dissipation, ensuring a longer product lifespan.
• Need help? Reaching LOKUKA's 24/7 support team!

LOKUKA Audio Adapters Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 183 4.3 out of 5 stars 283 4.3 out of 5 stars 283 4.3 out of 5 stars 183 3.8 out of 5 stars 48 4.6 out of 5 stars 125 4.2 out of 5 stars 35 Price $14.99$14.99 $12.59$12.59 $14.99$14.99 $14.99$14.99 $18.99$18.99 $11.99$11.99 $11.05$11.05 Function Aux Bluetooth Receiver Aux Bluetooth Receiver Aux Bluetooth Receiver Aux Bluetooth Receiver Bluetooth Transmitter Receiver USB-C to 2x3.5mm aux splitter USB-C audio/charge adapter Bluetooth 5.3 5.3 5.3 5.3 5.3 / / Transfer Audio + Mic ✔ ✔ ✔ ✔ ✔ ✔ ✔ Built-in Mic YES YES NO (Pick up sound from phone) NO (Pick up sound from phone) YES / / Length 7.8 inch 20 inch - 60 inch 13 inch 5.5 inch 4.7 inch 12 inch 4.7 inch Main Application Car stereo, Speaker, Amplifer Car stereo, Speaker, Amplifer Car stereo, Speaker, Amplifer Car stereo, Speaker, Amplifer TV, PC, Airplane, Car, Speaker USB-C smartphone/laptop, PS5.. USB-C smartphone/laptop...