USB Bluetooth Audio Receiver Adapter – 3.5mm Stereo (Model U7F4)

This compact Bluetooth dongle transforms your traditional wired speakers, car audio systems, or headphones into wireless Bluetooth-enabled devices. Designed for plug-and-play use, it connects via USB for power and transmits audio through its 3.5mm jack.

Key Features

• Wireless Bluetooth Streaming
  Receives audio from smartphones, tablets, or laptops via Bluetooth and sends it to any speaker system with a 3.5mm AUX input.

• 3.5mm Audio Output
  Standard stereo output compatible with car stereos, home audio systems, wired headphones, and powered speakers.

• USB Powered
  Plugs into any USB port or charger to power the adapter—no need for batteries.

• Plug & Play
  No drivers or software required. Just power the device, pair via Bluetooth, and play your music wirelessly.

• Compact & Portable
  Lightweight and small enough to fit in your pocket—great for travel or use in multiple locations.

Specifications

• Bluetooth Version: Typically 4.0 or 5.0 (depending on exact model)

• Range: Up to 10 meters (33 feet)

• Audio Output: 3.5mm stereo jack

• Power Supply: USB port (5V)

• Compatibility: Android, iOS, Windows, most Bluetooth-enabled devices

Use Cases

• In the Car: Add Bluetooth streaming to vehicles with AUX input but no built-in Bluetooth.

• At Home: Make wired speaker systems or headphones wireless.

• In the Office: Connect your laptop or phone to powered speakers without cables.

What's Included

• 1 × Bluetooth Audio Receiver Dongle

• 1 × 3.5mm AUX Cable (if included by seller)

• 1 × User Instructions (may be printed or online)